Lester is a clumsy and awkward TV repair man who is nevertheless gifted technically. In helping out a friend, he is drawn into a mystery involving a missing heir in a rich family. He begins to notice little things, like how much those family portraits look like him. Surely..no..he can't be...can he ?
Jerry Lewis
as Lester March
Joan O'Brien
as Wanda Paxton
Zachary Scott
as Gregory DeWitt
Jack Weston
as Leopold
Jesse White
as Pete Flint
Mae Questel
as Cecilia Albright
Pat Dahl
as Sexy Girl
Barbara Pepper
as Fisherwoman
Francine York
as Sexy Girl
Milton Frome
as Cop at Pier
Del Moore
as Patrolman
Ted de Corsia
as Patrolman
