| Person | Type | Job | Role(s) |
|---|---|---|---|
 Gene Kelly | Crew | Directing | Director |
 Helen Rose | Crew | Costume & Make-Up | Costume Design |
 Henry Grace | Crew | Art | Set Decoration |
James T. Vaughn | Crew | Production | Production Manager |
Jerome Chodorov | Crew | Writing | Theatre Play, Screenplay |
John McSweeney Jr. | Crew | Editing | Editor |
Joseph Fields | Crew | Writing | Theatre Play, Screenplay, Producer |
Martin Melcher | Crew | Production | Producer |
Mentor Huebner | Crew | Art | Production Illustrator |
 Peter De Vries | Crew | Writing | Novel, Theatre Play |
Randall Duell | Crew | Art | Art Direction |
Robert J. Bronner | Crew | Camera | Director of Photography |
Robert Priestley | Crew | Art | Set Decoration |
 Sydney Guilaroff | Crew | Costume & Make-Up | Hairstylist |
Wesley C. Miller | Crew | Sound | Recording Supervision |
William A. Horning | Crew | Art | Art Direction |
 William Tuttle | Crew | Costume & Make-Up | Makeup Artist |
Al Jennings | Crew | Directing | Assistant Director |
 Charles Wagenheim | Cast | Actor | Day Motel Man |
 Cosmo Sardo | Cast | Actor | Party Guest (uncredited) |
Donald Kerr | Cast | Actor | Cab Driver (uncredited) |
 Doodles Weaver | Cast | Actor | Escort |
 Doris Day | Cast | Actress | Isolde Poole |
 Elisabeth Fraser | Cast | Actress | Alice Pepper |
 Elizabeth Wilson | Cast | Actress | Miss MacCracken |
 Franklyn Farnum | Cast | Actor | Party Guest (uncredited) |
George Nardelli | Cast | Waiter (uncredited) | |
 Gia Scala | Cast | Actress | Estelle Novick |
 Gig Young | Cast | Actor | Dick Pepper |
 Howard Negley | Cast | Actor | Dr. Vancouver (uncredited) |
 Jeffrey Sayre | Cast | Actor | Party Guest (uncredited) |
 Kenner G. Kemp | Cast | Actor | Party Guest (uncredited) |
 Monty O'Grady | Cast | Actor | Party Guest (uncredited) |
Norman Stevans | Cast | Actor | Party Guest (uncredited) |
Paul Power | Cast | Actor | Party Guest (uncredited) |
Richard Bartell | Cast | Bartender (uncredited) | |
 Richard Widmark | Cast | Actor | August 'Augie' Poole |
 Robert B. Williams | Cast | Actor | Night Motel Man (as Robert Williams) |
 Sam Harris | Cast | Actor | Party Guest (uncredited) |
 Sid Melton | Cast | Actor | Truck Driver (uncredited) |
 Steve Carruthers | Cast | Actor | Party Guest (uncredited) |
 Vikki Dougan | Cast | Actress | Gladys Dunne, actress |
Richard LaMarr | Cast | Waiter (uncredited) | |
Robert Locke Lorraine | Cast | Party Guest (uncredited) | |
Murray Pollack | Cast | Actor | Party Guest (uncredited) |
| Person | Type | Job | Role(s) |
