A Look-Back At Every Character In The Big Bang Theory. Who Is Your Favorite?

Charlie Sheen as Himself

When your name is Charlie Sheen, everyone knows who you are. Sheen’s reputation exceeds him. In 2008, in the episode “The Griffin Equivalency,” Sheen played himself on The Big Bang Theory. The 52-year-old actor appeared in the film 9/11 in 2017 and the TV show The Goldbergs.

Charlie Sheen As Himself

Regina King as Janine Davis

46-year-old Regina King has a recurring role as Janine Davis, the director of employee relations at the university. King is a critically acclaimed actress thanks to her roles as Brenda Jenkins in the series 227, The Boondocks, and Southland. Let’s not forget her film role in Jerry Maguire, either.

Regina King As Janine Davis