Game 1: Jacques Picard (he signed in as ""X"" and the panel was blindfolded) - ""Deep Sea Explorer (Holds Depth Record of Seven Miles)"" Game 2: Mrs. Ann Miles - ""Dives 40 Feet Into Tank on Horseback"" (she works at Steel Pier in Atlantic City, NJ; she mentions that the horse dives into eleven feet of water in a tank; her attire is a bathing suit and a helmet) Game 3: Mitch Miller (as Mystery Guest) What's My Line? loved the Steel Pier diving horses featured in Atlantic City, New Jersey, and featured this occupation 4 times: EPISODE #314 on June 10, 1956; EPISODE #451 on February 8, 1959; EPISODE #577 on August 20, 1961; and EPISODE #822 on July 17, 1966. See photos at this web site dedicated to the diving horses! STEEL PIER DIVING HORSES (thetvdb.com)