Jerry Lewis
Gerald Clamson

Harold J. Stone
Thor

Susan Bay Nimoy
Suzie Cartwright

Buddy Lester
Studs

Del Moore
Mr. Hodges

Paul Lambert
Moxie

Jeannine Riley
Bambi Berman

Leonard Stone
Fong

Charlie Callas
Rex

Frank De Vol
Bogart

Harland Sanders
Himself (uncredited)

George Takei
Diamond Jeweler (uncredited)

Mike Mahoney
Detective #1

Eddie Ryder
Specs

Murray Alper
Ed - Motorcycle Officer (uncredited)

Vince Barnett
Man at Telephone Booth (uncredited)

Charo
Mexican Maid (uncredited)

Med Flory
Male Nurse (uncredited)

Percy Helton
Sanitation Man (uncredited)

James Jeter
Police Lieutenant (uncredited)

Robert Kino
Asian Man (uncredited)

Florence Lake
Assaulted Lady (uncredited)

Howard Morris
Cameo Role (uncredited)

William O'Connell
Psychiatrist (uncredited)

Iris Rainer
Girl on Beach (uncredited)

Rob Reiner
Guy on Beach (uncredited)

Michael Ross
Bald Man (uncredited)

William Wellman Jr.
Harold - Bellboy / Car Hop (uncredited)