| Person | Type | Job | Role(s) |
|---|---|---|---|
 Arthur P. Schmidt | Crew | Production | Associate Producer |
Charles Grenzbach | Crew | Sound | Sound Recordist |
 Edith Head | Crew | Costume & Make-Up | Costume Design |
Edward R. Morse | Crew | Production | Casting |
 Ernest D. Glucksman | Crew | Production | Producer |
Hal Pereira | Crew | Art | Art Direction |
Hugo Grenzbach | Crew | Sound | Sound Recordist |
 Jerry Lewis | Crew | Directing | Director, Writer |
John Woodcock | Crew | Editing | Editor |
Marvin Weldon | Crew | Crew | Dialogue Coach |
Nellie Manley | Crew | Costume & Make-Up | Hair Supervisor |
Paul K. Lerpae | Crew | Crew | Special Effects |
Robert R. Benton | Crew | Art | Set Decoration |
 Sam Comer | Crew | Art | Set Decoration |
W. Wallace Kelley | Crew | Camera | Director of Photography |
 Wally Westmore | Crew | Costume & Make-Up | Makeup Supervisor |
Walter H. Tyler | Crew | Art | Art Direction |
Walter Scharf | Crew | Sound | Original Music Composer |
 Bill Richmond | Crew | Writing | Writer |
William Davidson | Crew | Production | Production Manager |
Jack Stone | Crew | Costume & Make-Up | Makeup Artist |
Ralph Axness | Crew | Directing | Assistant Director |
James Grant | Crew | Camera | Assistant Camera |
Dorothy Yutzi | Crew | Directing | Script Supervisor |
Murray Young | Crew | Camera | Key Grip |
 Sy Devore | Crew | Costume & Make-Up | Wardrobe Designer |
Martin Pendleton | Crew | Art | Property Master |
Hal Bell | Crew | Production | Assistant Production Manager |
Marshall Katz | Crew | Production | Producer's Assistant |
 Billy Bletcher | Cast | Actor | Plumber (uncredited) |
 Buddy Lester | Cast | Actor | Bartender |
 Del Moore | Cast | Actor | Dr. Hamius R. Warfield |
 Doodles Weaver | Cast | Actor | Rube |
 Elvia Allman | Cast | Actress | Edwina Kelp |
 Henry Gibson | Cast | Actor | Gibson, College Student |
 Howard Morris | Cast | Actor | Mr. Elmer Kelp |
Jerry Lewis | Cast | Actor | Professor Julius F. Kelp / Buddy Love / Baby Kelp |
 Kathleen Freeman | Cast | Actress | Millie Lemmon |
 Med Flory | Cast | Actor | Football Player |
 Milton Frome | Cast | Actor | Dr. M. Sheppard Leevee |
 Murray Alper | Cast | Actor | Gym Attendant (uncredited) |
 Norman Alden | Cast | Actor | Football Player |
 Richard Kiel | Cast | Actor | Man in Gym (uncredited) |
 Robert Donner | Cast | Actor | College Student (uncredited) |
 Seymour Cassel | Cast | Actor | Bored Man |
 Stella Stevens | Cast | Actress | Stella Purdy |
 Stephanie Hill | Cast | Actress | Waitress (uncredited) |
| Person | Type | Job | Role(s) |
