Read more: The 113 Best Comedy Movies Ever Clearly, Mark Hamill knew he was behind the curve with "The Big Bang Theory," but he made up for it in the end — and as a "Star Wars" veteran and a pop ...

From playing Sheldon's father in law to portraying a personified pimple, famed Magician Teller does it all in 'The Big Bang ...

From playful meta riffs on their public personas to unexpectedly poignant turns that deepened the show’s emotional impact, their appearances melded into The Big Bang Theory’s trademark fusion ...