From Penny and Sheldon to supporting stars like Beverly and Mary Cooper, all The Big Bang Theory's heroes have one line that ...

Laurie Metcalf is a living TV legend, and her casting on The Big Bang Theory allowed for a Roseanne reunion of sorts in front ...

Sheldon also plays the piano, which is an instrument Parsons has enjoyed playing since he was a kid. Sheldon Cooper and Leonard Hofstadter in ‘The Big Bang Theory’ | Sonja Flemming/CBS via ...

The Big Bang Theory had quite a few impressive guest stars during its run. While a handful of guest stars appeared in recurring roles or had a big memorable guest appearance, but others appeared in ...

Many of the characters who appeared in The Big Bang Theory only for ... Hypothesis”, Michael Trucco plays David Underhill, an award-winning physicist who seeks Leonard’s help with a research ...

The Big Bang Theory features the ultimate opposites attract couple. Penny and Leonard are nothing alike, yet they prove that you don't have to like everything your partner loves. Leonard is a ...

Bialik reunited with Parsons for a guest spot on Young Sheldon after they originally played love interests on The Big Bang Theory. The actress also lent her voice as Amy for several episodes of ...