75 years ago, on February 2, 1950, the first mystery guest was revealed on the premiere episode of What’s My Line? Do you ...
1952: L-R: Celebrity panelists Dorothy Kilgallen, Steve Allen, Arlene Francis and Bennett Cerf sit blindfolded on the set of the TV game show, 'What's My Line?'. The desk advertises their sponsors, ...
Complete episode list, ratings, and streaming details for What's My Line? Season 1.