The Big Bang Theory

(2013–18) Newhart won his first Emmy playing Arthur Jeffries—aka kids’ television science host Professor Proton—a role he reprised numerous times through 2018.

Hot in Cleveland (2015) In the series finale of this hit show, Newhart got to work with fellow comedy legend Betty White. He played Bob Sr., who, while attending the Vegas wedding of his son Bob (David Foley), meets and falls for Elka (White).