What's My Line? - Lee Meriwether; Alfred Hitchcock (Sep 12, 1954)

What's My Line? - Jackie Gleason (Mar 8, 1953)

What's My Line? - Clarence "Donald Duck" Nash; Bob Hope (Dec 12, 1954) [W/ COMMERCIALS]

Eric “Butterbean“ Esch - The Legendary Knockout Machine

What's My Line (1965) (Johnny Olson Hilarious Mystery Guest Segment)

What's My Line? - Dennis Day (Jan 23, 1955)

What's My Line? - Lucille Ball (1954)

What's My Line? - Jeff Chandler (Oct 3, 1954)

What's My Line? - Roy Rogers & Dale Evans; Red Skelton (Sep 26, 1954)

What's My Line? June 1, 1958: Best Contestant Ever

What's My Line? - Rosalind Russell (Jan 4, 1953)

Salvador Dali on "What's My Line?"

What's My Line? - Kirk Douglas; Peter Lind Hayes [panel] (Dec 20, 1953)

Fred Allen's WIFE is the mystery guest?! - 1955 What's My Line? | BUZZR

What's My Line? - Walt Disney; Jerry Lewis [panel] (Nov 11, 1956)

What's My Line? - Ginger Rogers (Nov 21, 1954)

What's My Line? - LOST EPISODE!!! Hedda Hopper; Constance Moore [panel] (Apr 29, 1951)

What's My Line? - Rosemary Clooney (Apr 24, 1955)

What's My Line? - Doris Day (Jun 20, 1954)

The Dean Martin Celebrity Roasts: Muhammad Ali - Season 1 Episode 12 (2/19/76)