How The Big Bang Theory Cast Has Changed Since Their 1st Season

Take a look back at the stars of the beloved series during their early days on the show

The Big Bang Theory Cast Photos Then Vs Now

Big Bang Theory': Why Jim Parsons Walked Away From One of TV's Biggest Hits

The Big Bang Theory cast prepares for the end of CBS hit comedy, big bang theory

How The Big Bang Theory became the Friends of the iPhone generation, The Big Bang Theory

The Big Bang Theory (season 6) - Wikipedia

The Big Bang Theory cast prepares for the end of CBS hit comedy, the big bang theory

Big Bang Theory' Cast From Season 1 to the Series Finale: Pics

How the Cast of The Big Bang Theory Aged from the First to Last Season

Kaley Cuoco Wasn't Originally Cast on 'the Big Bang Theory' Because of Her Age