Professor Proton is back. Deadline reports Bob Newhart will return for season 11 of The Big Bang Theory.
Newhart, who plays Sheldon’s (Jim Parsons) childhood hero Professor Proton, made a small cameo on the premiere of the sitcom’s new spin-off series, Young Sheldon.
What do you think? Are you a fan of The Big Bang Theory? Did you like the season 11 premiere?