Full Credits
21 members

Jerry Lewis
Professor Julius F. Kelp / Buddy Love / Baby Kelp

Stella Stevens
Stella Purdy

Del Moore
Dr. Hamius R. Warfield

Henry Gibson
Gibson, College Student

Kathleen Freeman
Millie Lemmon

Richard Kiel
Man in Gym (uncredited)

Norman Alden
Football Player

Howard Morris
Mr. Elmer Kelp

Elvia Allman
Edwina Kelp

Milton Frome
Dr. M. Sheppard Leevee

Doodles Weaver
Rube

Murray Alper
Gym Attendant (uncredited)

Buddy Lester
Bartender

Med Flory
Football Player

Seymour Cassel
Bored Man

Stephanie Hill
Waitress (uncredited)

Marvin Kaplan
English Student

Skip Ward
Football Player

Billy Bletcher
Plumber (uncredited)

Robert Donner
College Student (uncredited)

Art Gilmore
Narrator (voice) (uncredited)
31 members
Jerry Lewis
Director
Ralph Axness
Assistant Director
Dorothy Yutzi
Script Supervisor
Jerry Lewis
Writer
Bill Richmond
Writer
Robert Louis Stevenson
Original Story
Ernest D. Glucksman
Producer
Edward R. Morse
Casting
Arthur P. Schmidt
Associate Producer
William Davidson
Production Manager
Hal Bell
Assistant Production Manager
Marshall Katz
Producer's Assistant
W. Wallace Kelley
Director of Photography
James Grant
Assistant Camera
Murray Young
Key Grip
Walter Scharf
Original Music Composer
Hugo Grenzbach
Sound Recordist
Charles Grenzbach
Sound Recordist
Hal Pereira
Art Direction
Robert R. Benton
Set Decoration
Walter H. Tyler
Art Direction
Sam Comer
Set Decoration
Martin Pendleton
Property Master
Edith Head
Costume Design
Sy Devore
Wardrobe Designer
Jack Stone
Makeup Artist
Wally Westmore
Makeup Supervisor
Nellie Manley
Hair Supervisor
John Woodcock
Editor
Paul K. Lerpae
Special Effects
Marvin Weldon
Dialogue Coach