‘The Big Bang Theory’ Sneak Peek: Bob Newhart is “Professor Proton”
A few weeks ago, we learned that CBS' highest-rated sitcom 'The Big Bang Theory' had a major bit of sitcom history in its corner, as famed comedian and 'Newhart' star Bob Newhart had signed on for a guest appearance portraying one of Sheldon's childhood heroes. Now, the first images of Newhart on set as "Professor Proton" have arrived, while new talk suggests the character could return in the show's seventh season! Get a sneak peek of "The Proton Resurgence" inside!
