Yul Brenner starts the 7th season of 'What's My Line?' off with a bang by appearing as the weeks mystery celebrity challenger while, Peter Lind Hayes joins Arlene Francis, Dorothy Kilgallen and Bennett Cerf as the weeks guest panelists. The show begins with the four panelists trying to guess the occupation of a Native-America man from Oklahoma who's a Marine jet fighter pilot. Next, the panel tries to guess the line of a man who runs a roulette wheel in Havana, Cuba and, recently won $20 from Dorothy Kilgallen, none of the panelists guess the Cuban man's line of work. Then, the panel attempts to identify the weeks mystery celebrity challenger, Yul Brenner. Finally, the four panelists take a stab at guessing the line of a woman from the Bronx who takes TV survey's by means of door-to-door interviews.
—brtndr