Bob Newhart in The Dean Martin Show (1965)

Bob Newhart, Don Rickles, Barbara Rickles, and Ginny Newhart

Barbara Ellen Lyle and Bob Newhart in The Bob Newhart Show (1972)

Penny Marshall and Bob Newhart in The Bob Newhart Show (1972)

Henry Winkler and Bob Newhart in The Bob Newhart Show (1972)

Veronica Hamel and Bob Newhart in The Bob Newhart Show (1972)

Bob Newhart and Suzanne Pleshette in Newhart (1982)

Bob Newhart in The Big Bang Theory (2007)

Orson Welles, Martin Balsam, Norman Fell, Buck Henry, Bob Newhart, and Austin Pendleton in Catch-22 (1970)

Buddy Hackett and Bob Newhart in Conan (2010)

Conan O'Brien and Bob Newhart in Conan (2010)

Judd Hirsch and Bob Newhart in George & Leo (1997)

Bob Newhart and Jim Parsons in The Big Bang Theory (2007)

David Carlile, Bob Newhart, and Tom Poston in Newhart (1982)

Bob Newhart and Barbara Sharma in Rowan & Martin's Laugh-In (1967)

Bob Newhart in On a Clear Day You Can See Forever (1970)

William Daniels and Bob Newhart in Captain Nice (1967)

William Daniels, Liam Dunn, Bob Newhart, and Bill Zuckert in Captain Nice (1967)

Bob Newhart and Bill Zuckert in Captain Nice (1967)

Bob Newhart and Jo Anne Worley in Captain Nice (1967)

Bob Newhart and Tom Poston in Newhart (1982)

Gabrielle Anwar, Noah Wyle, and Bob Newhart in The Librarian: Return to King Solomon's Mines (2006)

Peter Bonerz, Bill Daily, Bob Newhart, Suzanne Pleshette, and Marcia Wallace in The Bob Newhart Show (1972)

Mary Frann, Jennifer Holmes, Steven Kampmann, Bob Newhart, and Tom Poston in Newhart (1982)

Bob Newhart in The Librarian III: The Curse of the Judas Chalice (2008)

Julie Andrews, Tony Curtis, Walter Matthau, Bob Newhart, and Sara Stimson in Little Miss Marker (1980)