Read more: The 15 Best '80s Comedies Ranked Ultimately, getting Wil Wheaton to join "The Big Bang Theory" in literally any capacity was a challenge, and Bill Prady had to take matters into his own ...

The Big Bang Theory guest stars were often pop culture icons that would get the characters giddy with excitement, and these ...

Then, at 18, Wheaton suddenly left Hollywood. He explains why he left and came back and how he came to play his evil self on The Big Bang Theory. Produced by Will Wei. Camera by Devan Joseph.

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 ...