Read more: The Saddest Character Deaths In Horror History From "Star Trek" actors popping in to Sean Astin (whose own appearance left Mayim Bialik starstruck), "The Big Bang Theory" has no ...
marks the first time Astin and Quan have acted together since The Goonies, when they were both children. "The day Sean arrived on set, I dropped everything and ran to give him a big hug," Quan ...