The Big Bang Theory, a CBS comedy, broke numerous records during its run before ending in 2019. The cast and characters of the program are listed here.
The Big Bang Theory Cast & Character
A list of The Big Bang Theory cast members and the roles they portray can be found here. The Big Bang Theory, co-created by Chuck Lorre, the “King of Sitcoms,” had an unprecedented run on CBS, airing for 12 seasons and 279 episodes in all before ending with a moving series finale in 2019. The cherished sitcom, which ran for 12 years and won numerous accolades, including ten Primetime Emmys and a Golden Globe, followed the unlikely friendship that developed between a group of geeky guys living in Pasadena and their attractive neighbor who happens to be a wannabe actress and waitress.
The Big Bang Theory, a celebration of all things geeky, drew a wide range of guest stars, including pop culture superstars, scientific marvels, and sci-fi icons. The sitcom featured appearances by physicist Stephen Hawking and Marvel Comics founder Stan Lee in addition to frequent guest star Wil Wheaton and cameos from George Takei, Mark Hamill, Carrie Fisher, and other Star Trek alums William Shatner, LeVar Burton, and George Takei.
Naturally, the primary cast of the play was its heart and soul. Continue reading for a cast and character list of The Big Bang Theory.
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Johnny Galecki – Leonard Hofstadter
Leonard Hofstadter, an experimental physicist working at Caltech, gets a serious infatuation on Penny, his new neighbor, played by Roseanne star Johnny Galecki. Their final, sporadic connection is the main plot point of numerous episodes of The Big Bang Theory.
Jim Parsons – Sheldon Cooper
The Big Bang Theory coworker and roommate of Leonard at Caltech is Dr. Sheldon Cooper, a talented but reserved theoretical physicist. Jim Parsons, who played him, was awarded four Emmys for the role. The focus of the offshoot program Young Sheldon is likewise Sheldon Cooper.
Kaley Cuoco – Penny
Penny, portrayed by Kaley Cuoco (8 Simple Rules), is a Nebraska native who relocates to Pasadena with the goal of pursuing a career in acting. Penny is the complete opposite of Leonard and Sheldon—she is gregarious and unnerdy—but she quickly integrates into their close group.
Simon Helberg – Howard Wolowitz
Howard Wolowitz (Simon Helberg, Florence Foster Jenkins), Leonard and Sheldon’s buddy and coworker, is an engineer who spends most of the episode living with his controlling mother. Though he doesn’t really think of himself as a ladies’ man, he is until he meets Bernadette, his future wife.
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Kunal Nayyar – Raj Koothrappali
The Big Bang Theory stars British-Indian actor Kunal Nayyar (Sanjay and Craig) as pathologically shy astronomer Raj Koothrappali, who hails from a rich New Delhi family. He and Howard are best friends, and their bond has been called one of the greatest bromances on television.
Melissa Rauch – Bernadette Rostenkowski-Wolowitz
Melissa Rauch (The Bronze) made her Big Bang Theory debut as Bernadette Rostenkowski-Wolowitz in the third season. The sweet-voiced scientist starts dating Howard, and in the sitcom’s fifth season finale, the two exchange vows.
Mayim Bialik – Amy Farrah Fowler
Similar to Rauch, Mayim Bialik, star of Blossom, joined the cast of The Big Bang Theory in season 3. As the best friend of Penny and Bernadette as well as the primary romantic interest of Sheldon Cooper, Bialik portrays the stoic neurobiologist Amy Farrah Fowler.
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