Bill Miller is an unsuccessful Broadway performer until his handlers convince him to enhance his act with a stooge—Ted Rogers, a guy positioned in the audience to be the butt of Bill's jokes. After Ted begins to steal the show, Bill's girlfriend and his pals advise him to make Ted an equal partner.
Dean Martin
as Bill Miller
Jerry Lewis
as Ted Rogers
Polly Bergen
as Mary Turner
Marion Marshall
as Genevieve 'Frecklehead' Tait
Eddie Mayehoff
as Leo Lyman
Richard Erdman
as Ben Bailey
Frances Bavier
as Mrs. Rogers
Percy Helton
as Sam Robertson (uncredited)
Oliver Blake
as Theater Manager (uncredited)
Danny Borzage
as Diner Patron (uncredited)
Morgan Brown
as Wedding Guest / Audience Member (uncredited)
Steve Carruthers
as Audience Member (uncredited)