 The radio series moved to CBS from 1951 to 1954, returning to NBC from 1954 to 1960.Linkletter continued as host of the show during its run on television from September 19, 1954, to April 1, 1960.In one stunt, a contestant would win a prize if he could sustain a phone conversation with a puzzled stranger (picked at random from the phone directory) for several minutes without the other party hanging up.