11 Seasons In: The Cast Of ‘The Big Bang Theory’

Published on November 16, 2017
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For 11 seasons, The Big Bang Theory has made us laugh, cry, and fall in love with science (although we still don’t understand half of what they’re saying); it’s the kind of carefree show that fans need. Since the show premiered in 2007, it has transformed into television’s highest rated comedy. That’s why we decided to take a look at what our favorite nerdy, non-nerdy characters have been up to since the show first kicked off 10 years ago.

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11 Seasons In: The Cast Of ‘The Big Bang Theory’

John Galecki as Leonard Hofstadter

42 year old John Galecki is known for two iconic roles, obviously as the nerdy physicist Leonard Hofstadter from The Big Bang Theory (TBBT), but what about the other? That’s right, we’re talking about his Roseanne days when he was the awkward boyfriend David Healy.

John Galecki As Leonard Hofstadter

John Galecki As Leonard Hofstadter

The cellist is set to reprise his role as Healy for an eight-episode mini series coming out in 2018. And if you can’t wait for the mini-series, there’s always The Big Bang Theory of course! And as it’s in season 11, you’ve got plenty to watch.

Jim Parsons as Sheldon Cooper

What would The Big Bang Theory be without Jim Parsons and his character Sheldon Cooper? Actually, let’s not think about it! From age six, Parsons knew he wanted to be an actor and we’re so glad he pursued that dream.

Jim Parsons As Sheldon Cooper

Jim Parsons As Sheldon Cooper

Parsons’ role in The Big Bang Theory has gone on to earn him a Primetime Emmy and a Golden Globe, and in 2011, he made his Broadway debut. In 2017, he married his long time partner, Todd Spiewak.

Wil Wheaton as Himself

Up next is the one and only Wesley Crusher from Star Trek: The Next Generation, who played Sheldon’s archenemy until season five on TBBT. Aside from acting, voice acting, and writing, Wheaton also servers as host and co-creator of a YouTube board game show called TableTop.

Wil Wheaton As Himself

Wil Wheaton As Himself

Recently he appeared on the television series Bill Nye Saves the World and Whose Line is it Anyway?. At 45, Wheaton is doing pretty well for himself.

Laurie Metcalf as Mary Cooper

62 year old Laurie Metcalf is television royalty. Back in 1988, Metcalf landed the role of Jackie Harris on Roseanne, and carried on portraying until 1997. With a number of award nominations and wins to her name, Metcalf considers herself a workaholic.

Laurie Metcalf As Mary Cooper

Laurie Metcalf As Mary Cooper

Although her character, Mary Cooper, is insanely different from her highly intelligent son, Sheldon. But hey, we didn’t need to tell you that now did we?

Sara Gilbert as Leslie Winkle

Seems like Roseanne and The Big Bang Theory just go hand in hand as another Roseanne alum makes the list. Gilbert has made appearances on various shows like 24, Will & Grace, and Private Practice.

Sara Gilbert As Leslie Winkle

Sara Gilbert As Leslie Winkle

Since 2010, Gilbert has been co-host and executive producer of the talk show, The Talk. On TBBT, her character went from main cast member to guest role as producers couldn’t come up with new material for her role.

Mayim Bialik as Amy Fowler

Oh look, it’s Sheldon’s highly intelligent girlfriend Amy Fowler. In real life, Mayim Bialik is also wicked smart as she holds a B.S. degree in neuroscience, along with minors in Hebrew and Jewish studies. Moreover she has a Ph.D in neuroscience. Told you she was crazy smart on and off screen.

Mayim Bialik As Amy Fowler

Mayim Bialik As Amy Fowler

Bialik has been nominated four times for the Primetime Emmy Award as well. The 41 year old actress classifies herself as a feminist.

Simon Helberg as Howard Wolowitz

Simon Helberg plays Howard Wolowitz, an engineer and astronaut with an overbearing mother. Eventually the nerdy engineer marries Bernadette, showing serious character development for Wolowitz.

Simon Helberg As Howard Wolowitz

Simon Helberg As Howard Wolowitz

The 36 year old was nominated for a Golden Globe for his role in the 2016 film Florence Foster Jenkins. Helberg is also a musician and comedian.

Laura Spencer as Emily Sweeney

Season seven introduced fans to the dermatologist Emily who dates Raj for some time. Her weird sense of humor made her an easy fan favorite. Although she also appeared in the long running show Bones from seasons 9 to 12.

Laura Spencer As Emily Sweeney

Laura Spencer As Emily Sweeney

Most recently the 31 year old appeared on Heartland, Sleepy Hollow, and the web series Edgar Allan Poe’s Murder Mystery Dinner Party.

Kunal Nayyar as Rajesh Koothrappali

Speaking of Raj, the British-Indian actor is up next. After Nayyar graduated, he working as in American TV ads and various plays in London. In 2015, Nayyar also published a book all about his career journey titled Yes, My Accent is Real.

Kunal Nayyar As Rajesh Koothrappali

Kunal Nayyar As Rajesh Koothrappali

Although his TBBT role places him third on the World’s Highest-Paid TV Actors list. Lastly, he’s married to the Miss India 2006 winner, Neha Kapur. Together, they live in Los Angeles.

Kevin Sussman as Stuart Bloom

Every fan known Stuart Bloom, he’s the owner of The Comic Center of Pasdena. Apart from being recognized for his role on The Big Bang Theory, you might also know Sussman as Walter from Ugly Betty.

Kevin Sussman As Stuart Bloom

Kevin Sussman As Stuart Bloom

At 47 years of age, Sussman was (after the sixth season of The Big Bang Theory), promoted to a series regular. A pretty huge milestone in his career.

Alessandra Torresani as Claire

30 year old Alessandra Torresani plays Claire, a screenwriter/bartender who dates Raj. Prior to The Big Bang Theory, Torresani appeared on JAG, ER, CSI: Crime Scene Investigation, and Husbands.

Alessandra Torresani As Claire

Alessandra Torresani As Claire

The 30 year old was also on Lucifer and the film Step Sisters, which comes out in 2018. Did we mention she also holds a black belt in taekwondo? Well, now you know.

Aarti Mann as Priya Koothrappali

Man, we’re really on the Raj train – meet Aarti Mann who plays Raj’s younger sister and dates Leonard in season four. While Mann has only had small roles in other shows like Heroes and Suits, the 39 year old is still going strong.

Aarti Mann As Priya Koothrappali

Aarti Mann As Priya Koothrappali

Connecticut born and raised, Mann graduated from New York University with a degree in film writing and directing. This is also where she practiced acting.

Sara Rue as Stephanie Barnett

Fans were introduced to Stephanie Barnett in season two and she had quite the weird, brief relationship with Sheldon. Although we all know that Sheldon and Amy are meant to be. Sorry, not sorry.

Sara Rue As Stephanie Barnett

Sara Rue As Stephanie Barnett

Although you may recognize her from Popular, Less than Perfect, Rules of Engagement, or Bones.

Margo Harshman as Alex Jensen

Remember Alex? Harshman played Sheldon’s assitant and a doctoral student at Caltech Physics. Most of us millennials will recognize her as Tawny Dean from the Disney Channel show Even Stevens. Or you know her as Delilah Fielding, Timothy McGee’s paraplegic wife on the hit show NCIS.

Margo Harshman As Alex Jensen

Margo Harshman As Alex Jensen

Harshman is from San Diego and from age two, she appeared in a beauty pageant. Even from a young age, she knew she was meant to act.

Brian Patrick Wade as Kurt

Oh look, it’s Penny’s macho ex-boyfriend. But when it comes to TV roles, Wade is often known as Capt. Craig Schwetje from the mini-series Generation Kill and as Alpha Werewolf Ennis on Teen Wolf.

Brian Patrick Wade As Kurt

Brian Patrick Wade As Kurt

Apart from acting, Wade is also a physical trainer. I mean, we’ve all seen his role as the hunky lap dancer on the show CSI: Miami. Haven’t we?

Charlotte Newhouse as Joy

Bernadette’s friend Joy is up next, while her role was brief, it was memorable. Previously she played the part of Jules Hayes in the series Brainstorm and appeared on Community as Professor Baker.

Charlotte Newhouse As Joy

Charlotte Newhouse As Joy

As an actress and writer, Charlotte Newhouse has done pretty well for herself. Remember that Idiotsitter was just a web series in early 2014 before Comedy Central picked it up in 2016.

Valerie Azlynn as Alicia

Think back to way back when Alicia was the aspiring actress who lived in the apartment above Leonard, Penny, and Sheldon. Man, that seems likes ages ago. And with 11 seasons, that makes sense.

Valerie Azlynn As Alicia

Valerie Azlynn As Alicia

Azlynn has appeared in minor roles in films and shows over the years such as Tropic Thunder and Sullivan & Son.

Brooke D’Orsay as Christy Vanderbel

Now who remembers Penny’s friend from back home who was engaged to her cousin? Yup, that-a one. Since Brooke D’Orsay appeared in The Big Bang Theory, she has also appeared in How I Met Your Mother, Two and a Half Men, and Royal Pains.

Brooke D’Orsay As Christy Vanderbel

Brooke D’Orsay As Christy Vanderbel

However the 35 year old is currently taking a break from acting. We hope that D’Orsay comes back to the big screen or finds something else she truly love.

Steven Yeun as Sebastian

Before Leonard became Sheldon’s roommate, Steven Yeun AKA Sebastian, was the first. And let’s just say, he didn’t really like Sheldon all that much. I know, crazy right?

Steven Yeun As Sebastian

Steven Yeun As Sebastian

Since his TBBT day, Yeun was on The Walking Dead for seven seasons, so yeah, we’d say he’s doing pretty well.

Riki Lindhome as Ramona Nowitzki

Ramona Nowitzki was the girl who works at Caltech and is a bit stalker-ish when it comes to Sheldon. Or rather one of his newly developed theorems. Riki on the other hand is known for her roles in Million Dollar Baby and The Last House on the Left.

Riki Lindhome As Ramona Nowitzki

Riki Lindhome As Ramona Nowitzki

The 38 year old has a new film coming out called Under the Silver Lake. Plus, Lindhome is also the host of the Nerdist podcast Making It.

Mark Harelik as Dr. Eric Gablehauser

Leonard, Raj, and Sheldon all report to Dr. Eric Gablehauser, the head of the Physics Department at Caltech. Who also happens to be dating Sheldon’s mom? Hmm, that’s just hard to digest.

Mark Harelik As Dr. Eric Gablehauser

Mark Harelik As Dr. Eric Gablehauser

Mark is more than an actor though, he’s also a playwright. Moreover Mark has appeared in some huge movies and TV productions, like Jurassic Park III, Seinfeld, Breaking Bad, Prison Break, and more.

Ian Scott Rudolph as Captain Sweatpants

Yes we know, Captain Sweatpants doesn’t really have a role on the show but he’s still a huge part of the whole story. Every time we see him, he’s wearing sweats and a superhero t-shirt.

Ian Scott Rudolph As Captain Sweatpants

Ian Scott Rudolph As Captain Sweatpants

Throughout his career, Rudolph has only had small roles and TBBT was his first credited role. So we’d say things are looking up!

Eliza Dushku as Angela Page

UMM – Eliza! Eliza Dushku is just my favorite and as far as slayers go, she’s number one. Anyways, on The Big Bang Theory, her character is an FBI agent investigating Howard after he applied to the Equipped Surveillance Satellite Team.

Eliza Dushku As Angela Page

Eliza Dushku As Angela Page

Although most of us know Eliza from Buffy, the Vampire Slayer, Dollhouse, and Bring It On. The 37 year old is engaged to Peter Palandjian.

Courtney Henggeler as Missy Cooper

Guys, look! It’s Sheldon’s polar opposite fraternal sister, Missy. Courtney Henggeler’s role in TBBT was actually her first and since then, she’s had a few appearances in other shows.

Courtney Henggeler As Missy Cooper

Courtney Henggeler As Missy Cooper

Although she does star alongside Anna Faris and Allison Janney on the CBS series Mom. Apart from acting, the New Jersey girl is also a model and singer.

John Ross Bowie as Barry Kripke

To put it lightly, Barry Kripke Ph.D. is really the guy we all love to hate. But hey, he brings it upon himself. Aside from acting, John Ross Bowie is also a writer and comedian.

John Ross Bowie As Barry Kripke

John Ross Bowie As Barry Kripke

Bowie has made some guest appearances on Reno 911!, Curb Your Enthusiasm, Glee, and Good Luck Charlie. Moreover he wrote a book on the cult movie Heathers.

Christine Baranski as Dr. Beverly Hofstadter

65 year old Christine Baranski is a well known stage and screen actress. One with a Tony award to her long list of achievements. Up until season eight, thanks to Sheldon butting in, we only knew Dr. Beverly as Leonard’s insanely narcissistic, unloving, and overly analytical mama.

Christine Baranski As Dr. Beverly Hofstadter

Christine Baranski As Dr. Beverly Hofstadter

The 15 time Emmy nominee has appeared on The Good Wife, Addams Family Values, Cruel Intentions, Dr. Seuss’ How the Grinch Stole Christmas, Chicago, and so much more.

Carol Ann Susi as Debbie Wolowitz

It’s true, we never actually saw the face of Debbie Wolowizt but we knew her as Howard’s completely overbearing Jewish mother. With her loud, New Jersey accent, Debbie was a loved character on The Big Bang Theory.

Carol Ann Susi As Debbie Wolowitz

Carol Ann Susi As Debbie Wolowitz

Most tragically at the age of 62, in 2017, Carol Ann Susi passed away from cancer. The show’s producers wrote a deeply heartwarming message after her passing, “Mrs. Wolowitz, every time you spoke, we laughed. You’re in our hearts forever.”

Brian George as Dr. V.M Koothrappali

No doubt you’re aware that Brian George plays the highly successful gynecologist in New Delhi, India, Dr. V.M Koothrappali. In the real world, Brian George is an Israeli-born British-Canadian actor who has appeared on film and television, plus is a voice actor.

Brian George As Dr. V.M Koothrappali

Brian George As Dr. V.M Koothrappali

And yes, before you ask, he is that guy. You know, the Pakistani restaurateur Babu Bhatt from the hit show Seinfeld.

Casey Sander as Mike Rostenkowski

Yup, Mike Rostenkowski is Howard’s father-in-law and Bernadette’s dad! On the show he plays a retired cop who is still tough to his core, which means he’s absolutely comical on camera.

Casey Sander As Mike Rostenkowski

Casey Sander As Mike Rostenkowski

Sander has appeared on various television shows such as Malcolm in the Middle, Buffy the Vampire Slayer, Criminal Minds, Mad Men, and Sons of Anarchy.

Alice Amter as Mrs. Koothrappali

British born actress Alice Amter is referred to as “The Chameleon.” Probably because she’s appeared many times in various shows but in more of a “background” actress.

Alice Amter As Mrs Koothrappali

Alice Amter As Mrs Koothrappali

Some of her shows and films include ER, Judging Amy, Presidio Med, The Good Girl, A Man Apart, and Outsourced.

Brian Thomas Smith as Zack Johnson

Actor and producer Brian Thomas Smith is from St. Louis, Missouri (my neck of the woods, not that you’d care!) Anyways, apart from The Big Bang Theory, Smith is also known for his work on Danny Collins and The Wedding Party.

Brian Thomas Smith As Zack Johnson

Brian Thomas Smith As Zack Johnson

Smith is also a member of the hilarious sketch comedy troupe The Exploding Pajamas. The 40 year old has a cool net worth of $1 million.

Brian Posehn as Bert Kibbler

51 year old Brian Posehn is up next! And yes, he is that guy from Just Shoot Me!. Moreover Posehn is known for his roles as Jim Kuback from Mission Hill and Brian Spukowski from The Sarah Silverman Program.

Brian Posehn As Bert Kibbler

Brian Posehn As Bert Kibbler

Apart from acting, he’s as a musician, writer, and comedian. Brian Posehn has been married to Melanie Truhett since 2004, they have a son together.

Pamela Adlon as Halley Wolowitz

From December 2016, Pamela Adlon has been the voice of baby Halley on The Big Bang Theory! I mean, she is known for her voice acting seeing as she was the voice of Bobby Hill on King of the Hill and Ashley Spinelli from Recess.

Pamela Adlon As Halley Wolowitz

Pamela Adlon As Halley Wolowitz

Some of her on-screen roles include Grease 2, Californication, Louie, and Better Things (which she also co-created, writes, produces, and even directs.)

Bill Nye as Himself

That’s right, in 2013 the great Bill Nye was a guest star in The Big Bang Theory episode titled “The Proton Displacement.” Could we say this was the greatest guest appearance on the show? We could, but there are quite a few greats who appeared on the show.

Bill Nye As Himself

Bill Nye As Himself

However to the rest of the world he is “Bill Bye the Science Guy,” and we’re pretty sure he always will be! Nye is also a science communicator, television presenter, and mechanical engineer.

Carrie Fisher as Herself

Ugh, it is incredibly bittersweet in include the late, great Carrie Fisher on this list! Although she appeared in one episode titled “The Convention Conundrum” in 2014, it still made an impact.

Carrie Fisher As Herself

Carrie Fisher As Herself

But her impact is best known as an actress, writer, and humorist, one whose memory forever will live on. Princess Lea, you are forever in our memories!

James Earl Jones as Himself

Speaking of Carrie Fisher and the season seven episode “The Convention Conundrum”, James Earl Jones also appeared as himself in that episode! Two massive Hollywood legends in one episode? How do you top that?!

James Earl Jones As Himself

James Earl Jones As Himself

For 60 years now, we’ve been blessed with his greatness – I mean, he has been called “one of America’s most distinguished and versatile” actors and also as “one of the greatest actors in American history.”

George Takei as Himself

In the season four episode (also season number four) titled “The Hot Troll Deviation”, George Takei appeared as himself! And do we really need to remind you that Takei is best known for his role as Hikaru Sulu from Star Trek? Yup, didn’t think so.

George Takei As Himself

George Takei As Himself

The 80 year old is also a director, author, and a huge activist. If you’re not following him on social media, we highly recommend that you do! And ASAP.

Yeardley Smith as Sandy

2010 in the episode titled “The Einstein Approximation”, Yeardley Smith made a guest appearance on The Big Bang Theory. I mean, this is the episode where Sheldon goes to work at the Cheesecake Factory with Penny – yeah, that really happened.

Yeardley Smith As Sandy

Yeardley Smith As Sandy

53 year old Smith is best known for her long-running role as the one and only Lisa Simpson from the series The Simpsons. Apart from acting, she is also a comedian and writer.

Octavia Spencer as Octavia

2008 is when Octavia Spencer played a DMV employee in the episode “The Euclid Alternative” and man was it a hilarious episode! Granted Octavia made her film debut in 1996 but it was her 2011 role in The Help that was her big breakthrough.

Octavia Spencer As Octavia

Octavia Spencer As Octavia

Thanks to her role as Minny Jackson, she would go on to win the Academy Award, Golden Globe, SAG, BAFTA, and Critics’ Choice Movie Award for Best Supporting Actress for that role. She has taken Hollywood by storm.

Charlie Sheen as Himself

Welp, Charlie Sheen is not the kind of guy you need to introduce. His reputation exceeds him. We will say that in 2008, Sheen played himself in the episode titled “The Griffin Equivalency.”

Charlie Sheen As Himself

Charlie Sheen As Himself

The 52 year old just appeared in the 2017 film 9/11 and the television series The Goldbergs.

Regina King as Janine Davis

46 year old Regina King may have a recurring role as Janine Davis on The Big Bang Theory, but she has plenty of accolades to her name. Davis needs to make an appearance, and ASAP, she’s wonderful!

Regina King As Janine Davis

Regina King As Janine Davis

King became well known thanks to her role as Brenda Jenkins on the NBC series 227, plus the shows The Boondocks and Southland, and her film role in Jerry Maguire .

Bob Newhart as Professor Proton

Stand-up comedian and actor Bob Newhart first emerged onto the scene in 1958 and two years later, he was a massive hit. We won’t list all of his accolades as we don’t have the time to, however Newhart is a highly decorated actor.

Bob Newhart As Arthur Jeffries

Bob Newhart As Arthur Jeffries

From 2013, Newhart made five guest appearances on The Big Bang Theory as Professor Proton, which actually earned him his first Primetime Emmy Award.

Pasha D. Lychnikoff as Dimitri

Indeed you are looking at Howard Wolowitz’s Russian cosmonaut crew-mate, Dimitri! Pasha is, you guessed it, a Russian television, film, voice, and theatre actor. You may also recognize him as Yvon from Shameless.

Pasha As Dimitiri

Pasha D. Lychnikoff as Dimitri

Moscow born and bred, 50 year old Lychnikoff has a 2018 film coming out titledSiberia. Fitting name? I mean, we suppose so.

Summer Glau as Herself

In the season two 2009 episode titled “The Terminator Decoupling”, Summer Glau made a guest appaearance…as herself! Glau’s roles in science fiction and fantasy television are pretty much her trademark.

Summer Glau As Herself

Summer Glau As Herself

She has starred in Firefly, Serenity, The 4400, Terminator: The Sarah Connor Chronicles, Dollhouse, and Arrow. Told you science fiction was her thing.

Judy Greer as Dr. Elizabeth Plimpton

Whether you know her as Kitty Sanchez from Arrested Development, Ingrid ‘Fatty Magoo’ Nelson from It’s Always Sunny In Philadelphia, Trixie from Californication, or Cheryl Tunt from Archer, Judy Greer is hilarious in all she does.

Judy Greer As Dr. Elizabeth Plimpton

Judy Greer As Dr. Elizabeth Plimpton

Be sure to read her book, published in 2014, I Don’t Know What You Know Me From: Confessions of a Co-Star. We’re looking forward to her film Measure of a Man, coming out in 2018 or 2019.

Jodi Lyn O’Keefe as Mikayla “The Escort”

At just 17, Jodi O’Keefe was on our screens as Cassidy Bridges on Nash Bridges. Though she’s better recognized now for her roles in Prison Break and The Vampire Diaries.

Jodi Lyn OKeefe As Mikayla The Escort

Jodi Lyn OKeefe As Mikayla The Escort

The 39 year old played Mikayla the prostitute on The Big Bang Theory in the 2009 episode “The Vegas Renormalization”.

Rachel Cannon as Patty

From Tulsa, Oklahom, Rachel Cannon has also appeared on Fresh Off the Boat, Mad Men, and Two and a Half Men. Cannon is also a certified yoga instructor.

Rachel Cannon As Patty

Rachel Cannon As Patty

On The Big Bang Theory, Patty is Penny’s friend and comes to her Halloween party in the episode “The Middle Earth Paradigm”. Who remembers her costume?

Sarah Buehler as Sarah

Apart from acting in The Big Bang Theory, Sarah Buehler has appeared on the television series 2 Broke Girls and Blue Car.

Sarah Buehler As Sarah

Sarah Buehler As Sarah

Miss Sarah Buehler is actually form Livonia, Michigan (which has a population of about 94,000 people.) We’re sure Hollywood life was a huge wake up call.

Billy Bob Thornton as Dr. Oliver Lorvis

Let’s be real, Billy Bob Thornton isn’t the kind of actor that needs an introduction! In 2014, he appeared on an episode of The Big Bang Theory as a middle-aged urologist who, well, gets really happy whenever a woman touches him. Ahh, interesting.

Billy Bob Thornton As Dr. Oliver Lorvis

Billy Bob Thornton As Dr. Oliver Lorvis

At 62, Thornton may have started out as a singer-songwriter but he’ll always be remembered as an actor. With many awards and nominations to his name, he’s doing more than well for himself.

Nathan Fillion as Himself

Best known as Captain Malcolm Reynolds from Firefly and the feature film continuation, Serenity. Or maybe you know him as Richard Castle from Castle, in any case, Nathan Fillion is a walking legend.

Nathan Fillon As Himself

Nathan Fillon As Himself

Fillion recently appeared in Guardians of the Galaxy Vol. 2, Henchman, Nomis, and A Series of Unfortunate Events. This 46 year old has more works of genius to come.

April Bowlby as Rebecca

Blonde bombshell Rebecca was a failed actress turned personal trainer who dated Bert, a Caltech employee. Although Bert was the one to end the relationship. Oh. And if you’re wondering why she looks so familiar then think to the ditzy, cute wife to Alan on Two and a Half Men. YUP, the one and the same.

April Bowlby As Rebecca

April Bowlby As Rebecca

For five years she starred on Drop Dead Diva and has appeared in a few movies like From Prada to Nada, Married By Christmas, and A Mother’s Crime.

Stephen Hawking as Himself

From 2012 to 2017, the brilliant Stephen Hawking appeared in seven episodes. And Sheldon was finally able to meet his hero, by any means necessary. His episodes are certainly ones to remember.

Stephen Hawking As Himself

Stephen Hawking As Himself

Hawking’s scientific works have left a lasting mark on world theories, but we don’t need to tell you that.

Dean Norris as Colonel Richard Williams

56 year old Dean Norris has starred in some great films such as Lethal Weapon 2, Total Recall, Terminator 2: Judgment Day, and Evan Almighty to name a few.

Dean Norris As Colonel Richard Williams

Dean Norris As Colonel Richard Williams

Although he’s best recognized as DEA agent Hank Schrader from Breaking Bad and town councilman “Big Jim” Rennie on Under the Dome. Norris appeared in six episodes as Colonel Richard Williams on TBBT.

Michael J. Massimino as Mike Massimino

This is one of those instances where who this character is in real life is freaking cool. Michael Massimino is a professor of mechanical engineering at Columbia University and he’s also a former NASA astronaut!

Michael J. Massimino As Mike Massimino

Michael J. Massimino As Mike Massimino

Massimino has a reoccurring role as himself on The Big Bang Theory. We can’t imagine what it must be like to play yourself in a huge and popular television series!

Vernee Watson as Althea

63 year old Vernee Watson is a well known actress, author, voice artist, and acting coach. Not convinced? Watson is Vernajean Williams from Welcome Back, Kotter.

Vernee Watson As Althea

Vernee Watson As Althea

Or better yet she’s Viola “Vy” Smith on The Fresh Prince of Bel-Air. Anyways she had a reoccurring role on the show from 2006 to 2016.

Robert Clotworthy as Announcer

While Robert Clotworthy has guest starred on The Big Bang Theory, it’s primarily been a voice role. Clotworthy is known for his many voice over works, for film, television, and video games.

Robert Clotworthy As Announcer

Robert Clotworthy As Announcer

Additionally, Clotworthy is well known as the narrator of the History Channel series Ancient Aliens and as the voice of Jim Raynor in the video game series StarCraft.

Joshua Malina as President Siebert

Next up is Joshua Malina, known as Will Bailey on The West Wing, Jeremy Goodwin on Sports Night, and David Rosen on Scandal. Malina has been an actor since 1992.

Joshua Malina As President Siebert

Joshua Malina As President Siebert

Since 2011, Malina has had a reoccurring role as President Siebert on The Big Bang Theory. He has also appeared in Law & Order: Special Victims Unit and Knights of Badassdom.

Keith Carradine as Wyatt

Golden Globe and Academy Award winning songwriter, Keith Carradine is up next. Known for his roles as Tom Frank in Nashville, Wild Bill Hickok in Deadwood, FBI agent Frank Lundy in Dexter, and US President Conrad Dalton in Madam Secretary.

Keith Carradine As Wyatt

Keith Carradine As Wyatt

Although on The Big Bang Theory, he plays a pretty important role, Wyatt, Penny’s father. A role he portrayed in three episodes from 2010 to 2016.

LeVar Burton as Himself

The host of Reading Rainbow, or maybe you know him as Lt. Commander Geordi La Forge from Star Trek: The Next Generation. Either way, he stars as himself on The Big Bang Theory.

LeVar Burton As Himself

LeVar Burton As Himself

The 60 year old also works as a presenter, director, and author. He provided the voice of Kwame in OK KO! Let’s Be Heroes and appeared in NCIS: New Orleans in 2017.

Stephen Merchant as Dave Gibbs

43 year old Stephen Merchant is an English writer, director, radio presenter, comedian, and actor. Dang, that’s quite a list! But hey, when you’re a creative person, you do what you can! And in this case, Merchant does a lot.

Stephen Merchant As Dave Gibbs

Stephen Merchant As Dave Gibbs

Merchant appears in three episodes of The Big Bang Theory as Dave Gibbs, and **spoiler alert**, he dates Amy after she calls it quits with Sheldon.

Kimberly Brooks as Computer

You’re looking at Kimberly Brooks, the voice-over, film, video games, and theatre industry extraordinaire. She is best known as Ashley Williams in the Mass Effect series, Jasper from Steven Universe, Princess Allura from Voltron: Legendary Defender, Mee Mee in Dexter’s Laboratory, and Luna in the Scooby-Doo franchise. And no, that’s not even the full list.

Kimberly Brooks As Computer

Kimberly Brooks As Computer

For three episodes of The Big Bang Theory, she was the voice over for the “computer”. Do you think she’ll ever take on an on-screen role? Crazier things have happened.

Ira Flatow as Himself

68 year old Ira Flatow is a radio and television journalist. Moreover he’s an author who hosts the Public Radio International’s popular program, Science Friday.

Ira Flatow As Himself

Ira Flatow As Himself

First Flatow appeared on The Big Bang Theory just per his voice only and then in later episodes, he actually made TV appearances. It’s always nice to put a face to the voice!

Swati Kapila as Ruchi

Indian actress and producer Swati Kapila is up next. Kapila has appeared on Younger, Bloomers, and Blunt Talk. Her character, Ruchi, plays Raj’s girlfriend.

Swati Kapila As Ruchi

Swati Kapila As Ruchi

Swati Kapila also received her first nomination for the ‘Actress in the Best Supporting Role’ for her performance in the film LIFE! CAMERA ACTION (an international success) at the World Music & Independent Film Festival in 2011.

James Hong as Chen

Since the 50’s, the Chinese American actor, voice actor, comedian, producer, and director James Hong has been gracing the big screen. The 88 year old is also the former president of the Association of Asian/Pacific American Artists (AAPAA).

James Hong As Chen

James Hong As Chen

Hong’s character Chen is a host for a Chinese restaurant – who could forget his iconic line, “Show me your mucus!” No one, that’s who. No one can forget.

Erin Allin O’Reilly as Cheryl

With a double major in Theater and English from Boston College, Erin Allin O’Reilly kicked off her acting career. Since she’s appeared in Dumb and Dumber To, NCIS, and Grey’s Anatomy.

Erin Allin OReilly As Cheryl

Erin Allin OReilly As Cheryl

With a double major in Theater and English from Boston College, O’Reilly has done well. Since 2012, she has been married to Scott David Brooks

Analeigh Tipton as Herself

29 year old actress and fashion model Analeigh Tipton finished in third place on Cycle 11 of America’s Next Top Model. Plus she’s recognized for her film roles Crazy, Stupid, Love, Warm Bodies, and Two Night Stand.

Analeigh Tipton As Herself

Analeigh Tipton As Herself

In 2008, she was a guest star on The Big Bang Theory. AT just 29 years of age, we are sure there is more of Tipton to come.

Molly Morgan as Bethany

Apart from The Big Bang Theory, Molly Morgan also appeared in Two and a Half Men, Weeds, and Alien Nation.

Molly Morgan As Bethany

Molly Morgan As Bethany

Did you also know that her father is Gary Morgan and that Bonnie Morgan is her sister? Well you do now!

Katee Sackhoff as Herself

Yup, you probably recognize Katee Sackhoff as Lieutenant Kara “Starbuck” Thrace from Battlestar Galactica! Sackhoff has had minor and major roles in her career, with her most recent on The CW series The Flash as the villainess Amunit.

Katee Sackhoff As Herself

Katee Sackhoff As Herself

For two episodes of The Big BAng Theory, she appeared as herself and was Wolowitz’s dream girl.

Dakin Matthews as Santa

You name it, he’s appeared in it, whether it’s film, television, or theater, Dakin Matthews has done it! Furthermore, Matthews is a playwright, director, and theatrical scholar.

Dakin Matthews As Santa

Dakin Matthews As Santa

Twice he appeared as Santa Claus in The Big Bang Theory episodes, “The Santa Simulation” and “The Clean Room Infiltration”.

Kate Micucci as Lucy

Lucy and Raj were a pretty darn cute couple! Both were equally awkward and plain, and man do we wish they stayed an item. 37 year old Kate Micucci does a ton of voice over work for films like Teenage Mutant Ninja Turtles and Scooby Doo.

Kate Micucci As Lucy

Kate Micucci As Lucy

Currently she is the voice of Sadie in Steven Universe, Sara Murphy in Milo Murphy’s Law, Daisy in Nature Cat, Velma Dinkley in Scooby-Doo, and Webby Vanderquack in DuckTales.

Kaley Cuoco as Penny Hofstadter

Guys, do we really need to tell you who Kaley Cuoco and her character Penny are? Yeah, didn’t think so. The 31 year old has her star on the Hollywood Walk of Fame and she just founded Yes, Norman Productions. #girlpower

Kaley Cuoco As Penny Hofstadter

Kaley Cuoco As Penny Hofstadter

On Cuoco’s 32nd birthday, her boyfriend Karl Cook (an equestrian) popped the question! And you can watch the video on any social media platform – it’s a tearjerker.

Melissa Rauch as Bernadette Wolowitz

So Melissa Rauch first started out as a regular contributor to VH1’s Best Week Ever TV show. Then 2009 rolled around and Rauch is cast as Bernadette. Don’t deny it, Bernadette’s role is a pretty crucial one to the whole team dynamic.

Melissa Rauch As Bernadette Wolowitz

Melissa Rauch As Bernadette Wolowitz

Just this year she was the voice of Harley Quinn in the animated flick Batman and Harley Quinn. Rauch was also the voice of Light Thief in Blaze and the Monster Machines in 2017 for an episode.

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