Synopsis
Four panelists must determine guests’ occupations – and, in the case of famous guests, while blindfolded, their identity – by asking only “yes” or “no” questions. 
Original title What's My Line?
TMDb Rating 6.9 26 votes
First air date Feb. 02, 1950
Last air date Sep. 03, 1967
Seasons 1
Episodes 876
Average Duration 30 minutes
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