What's My Line? (1950)

Four panelists must determine guests' occupations - and, in the case of famous guests, while blindfolded, their identity - by asking only "yes" or "no" questions.

• First Air Date: 1950-02-02
• Last Air Date: 1967-09-03
• Total Seasons: 1
• Total Episodes: 876
• Episode Runtime: 30 min.
• Network: CBS