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The Big Bang Theory Cast List

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Updated June 14, 2019 60.1k views 30 items

The Big Bang Theory cast list, including photos of the actors when available. This list includes all of the The Big Bang Theory main actors and actresses, so if they are an integral part of the show you'll find them below. You can various bits of trivia about these The Big Bang Theory stars, such as where the actor was born and what their year of birth is. This cast list of actors from The Big Bang Theory focuses primarily on the main characters, but there may be a few actors who played smaller roles on The Big Bang Theory that are on here as well.

Items on this poll include Kaley Cuoco and Wil Wheaton

If you are wondering, "Who are the actors from The Big Bang Theory?" or "Who starred on The Big Bang Theory?" then this list will help you answer those questions.

In most cases you can click on the names of these popular The Big Bang Theory actors and actresses to find out more information about them. If you're looking for a particular The Big Bang Theory actor or actress, then type their name into the "search" bar to find them directly.
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1
Johnny Galecki is listed (or ranked) 1 on the list The Big Bang Theory Cast List
The Big Bang Theory, Roseanne, American Dreamer
John Mark Galecki (born April 30, 1975) is an American actor. He played Leonard Hofstadter in the CBS sitcom The Big Bang Theory (2007–2019) and David Healy in the ABC sitcom Roseanne ...more
2
Kaley Cuoco is listed (or ranked) 2 on the list The Big Bang Theory Cast List
The Big Bang Theory, Charmed, 8 Simple Rules
Kaley Christine Cuoco ( KWOH-koh; Italian: [ˈkwɔːko]; born November 30, 1985) is an American actress and producer. After a series of supporting film and television roles in the late 1990s, she ...more
3
Kevin Sussman is listed (or ranked) 3 on the list The Big Bang Theory Cast List
The Big Bang Theory, Ugly Betty
Kevin Sussman (born December 4, 1970) is an American actor and comedian. He played Walter on the ABC comedy-drama Ugly Betty and Stuart Bloom on the CBS sitcom The Big Bang Theory. Starting with ...more
4
Alice Amter is listed (or ranked) 4 on the list The Big Bang Theory Cast List
The Big Bang Theory
Alice Amter is an actor.
5
Mayim Bialik is listed (or ranked) 5 on the list The Big Bang Theory Cast List
The Big Bang Theory, Blossom, Molloy
Mayim Chaya Bialik ( MY-əm bee-AH-lik; born December 12, 1975) is an American actress, author, and neuroscientist. From 1991 to 1995, she played the title character of the NBC sitcom Blossom. ...more
6
Ally Maki is listed (or ranked) 6 on the list The Big Bang Theory Cast List
Ally Maki (born December 29, 1986) is an American actress. She is best known for starring as Jess Kato in the TBS comedy series Wrecked and the voice of Giggle McDimples in Toy Story 4.
7
Sara Gilbert is listed (or ranked) 7 on the list The Big Bang Theory Cast List
The Big Bang Theory, Roseanne, ER
Sara Gilbert (born January 29, 1975) is an American actress, best known for her role as Darlene Conner on the ABC sitcom Roseanne (1988–1997; 2018), for which she received two Primetime Emmy ...more
8
Simon Helberg is listed (or ranked) 8 on the list The Big Bang Theory Cast List
The Big Bang Theory, Dr. Horrible's Sing-Along Blog, Kung Fu Panda: Legends of Awesomeness
Simon Maxwell Helberg (born December 9, 1980) is an American actor, comedian, and musician. He is known for playing Howard Wolowitz in the sitcom The Big Bang Theory (2007–2019), for which he ...more
9
Brian George is listed (or ranked) 9 on the list The Big Bang Theory Cast List
The Pink Panther Show, M.A.S.K., The Pink Panther
Brian George (born 1 July 1952) is an Israeli-English actor, singer, voice artist and comedian best known for playing Pakistani restaurateur Babu Bhatt on Seinfeld and the gynaecologist father ...more
10
Wil Wheaton is listed (or ranked) 10 on the list The Big Bang Theory Cast List
Star Trek: The Next Generation, Eureka, Ben 10: Alien Force
Richard William Wheaton III (born July 29, 1972) is an American actor, blogger, and writer. He portrayed Wesley Crusher on the television series Star Trek: The Next Generation, Gordie Lachance ...more
11
Brian Smith is listed (or ranked) 11 on the list The Big Bang Theory Cast List
Brian Smith may refer to:
12
Jim Parsons is listed (or ranked) 12 on the list The Big Bang Theory Cast List
The Big Bang Theory
James Joseph Parsons (born March 24, 1973) is an American actor and producer. Parsons is known for playing Sheldon Cooper in the CBS sitcom The Big Bang Theory (2007–2019). He has received ...more
13
Kunal Nayyar is listed (or ranked) 13 on the list The Big Bang Theory Cast List
The Big Bang Theory
Kunal Nayyar (, kuu-NAHL NY-ər; born 30 April 1981) is an Indian-American actor and comedian known for his role as Rajesh Ramayan Koothrappali in the CBS sitcom The Big Bang Theory. According to ...more
14
Aarti Mann is listed (or ranked) 14 on the list The Big Bang Theory Cast List
The Big Bang Theory
Aarti Majumdar (born March 3, 1978), better known by her stage name Aarti Mann, is an Indian-American actress. She has starred in several television programs, including a part in the sci-fi ...more
15
Carol Ann Susi is listed (or ranked) 15 on the list The Big Bang Theory Cast List
The Big Bang Theory, Something So Right
Carol Ann Susi was an American actress best known for providing the voice of recurring unseen character Mrs. Wolowitz on the television series The Big Bang Theory.
16
Brooke D'Orsay is listed (or ranked) 16 on the list The Big Bang Theory Cast List
Brooke D'Orsay Royal Pains, Gary Unmarried, 6teen
Brooke D'Orsay (born February 17, 1982) is a Canadian actress, best known for voicing the character of Caitlin Cooke on the Canadian animated-series, 6teen (2004–2010) and Brooke Mayo on King's ...more
17
Melissa Rauch is listed (or ranked) 17 on the list The Big Bang Theory Cast List
The Big Bang Theory, Best Week Ever
Melissa Ivy Rauch (born June 23, 1980) is an American actress. She is known for playing Bernadette Rostenkowski-Wolowitz on the CBS sitcom The Big Bang Theory for which she garnered a nomination ...more
18
Chris Krauser is listed (or ranked) 18 on the list The Big Bang Theory Cast List
Chris Krauser appeared in the 2009 film Spring Breakdown.
19
Christine Baranski is listed (or ranked) 19 on the list The Big Bang Theory Cast List
The Good Wife, Scooby-Doo! in Where's My Mummy?, Another World
Christine Jane Baranski (born May 2, 1952) is an American actress, singer, and producer. She is a 15-time Emmy Award nominee, winning once in 1995 for Outstanding Supporting Actress in a Comedy ...more
20
Danica McKellar is listed (or ranked) 20 on the list The Big Bang Theory Cast List
The Wonder Years, Young Justice, The Secret Life of the American Teenager
Danica Mae McKellar (born January 3, 1975) is an American actress, mathematics writer, and education advocate. She played Winnie Cooper in the television series The Wonder Years. From 2010–2013 ...more
21
Elena Campbell-Martinez ... is listed (or ranked) 21 on the list The Big Bang Theory Cast List
Coastal Dreams
Elena Campbell-Martinez is an actress.
22
Eliza Dushku is listed (or ranked) 22 on the list The Big Bang Theory Cast List
Buffy the Vampire Slayer, Dollhouse, Tru Calling
Eliza Patricia Dushku (; born December 30, 1980) is an American actress, model and producer, primarily known for her television roles. She starred as Faith on Buffy the Vampire Slayer and its ...more
23
Erin Allin O'Reilly is listed (or ranked) 23 on the list The Big Bang Theory Cast List
Erin Allin O'Reilly is an actress.
24
Ian Scott Rudolph is listed (or ranked) 24 on the list The Big Bang Theory Cast List
Ian Scott Rudolph
Ian Scott Rudolph is an American film and television actor best known for his recurring role as Captain Sweatpants on CBS sitcom, The Big Bang Theory.
25
John Ross Bowie is listed (or ranked) 25 on the list The Big Bang Theory Cast List
The Big Bang Theory, A.U.S.A.
John Ross Bowie (born May 30, 1971) is an American actor and comedian best known for playing Barry Kripke on The Big Bang Theory and, from 2016 to 2019, Jimmy DiMeo on Speechless. He appeared in ...more