| Person | Type | Job | Role(s) |
|---|---|---|---|
 Ben Nye | Crew | Costume & Make-Up | Makeup Artist |
 Bernard C. Schoenfeld | Crew | Writing | Screenplay |
Charles Althouse | Crew | Sound | Scoring Mixer |
Charles Hall | Crew | Production | Unit Production Manager |
Cyril J. Mockridge | Crew | Sound | Original Music Composer |
David Silver | Crew | Directing | Second Assistant Director |
Emil Newman | Crew | Sound | Music Director |
Fred Kohlmar | Crew | Production | Producer, Additional Writing |
Fred Sersen | Crew | Visual Effects | Visual Effects |
 Harry Kleiner | Crew | Crew | Additional Writing |
Harry M. Leonard | Crew | Sound | Sound |
 Henry Hathaway | Crew | Directing | Director |
J. Watson Webb Jr. | Crew | Editing | Editor |
James Basevi | Crew | Art | Art Direction |
Jay Dratler | Crew | Writing | Screenplay |
 John Kelly | Crew | Crew | Stunts |
Joseph MacDonald | Crew | Camera | Director of Photography |
Kay Nelson | Crew | Costume & Make-Up | Costume Design |
Leland Fuller | Crew | Art | Art Direction |
Leo Rosten | Crew | Writing | Story |
Maurice De Packh | Crew | Sound | Orchestrator |
Murray Spivack | Crew | Sound | Scoring Mixer |
Paul Helmick | Crew | Directing | Second Assistant Director |
Paul Neal | Crew | Sound | Scoring Mixer |
Paul S. Fox | Crew | Art | Assistant Set Decoration |
Raymond A. Klune | Crew | Production | Production Manager |
Sam Benson | Crew | Costume & Make-Up | Wardrobe Supervisor |
Sol Halperin | Crew | Visual Effects | Visual Effects |
Thomas Little | Crew | Art | Set Decoration |
W. D. Flick | Crew | Sound | Sound |
William Eckhardt | Crew | Directing | Assistant Director |
 Chuck Hamilton | Crew | Crew | Stunts |
Edwin Hammeras | Crew | Visual Effects | Visual Effects |
Larry Haddock | Crew | Art | Props |
Til Gabani | Crew | Camera | Second Assistant Camera |
 Alice Fleming | Cast | Minor Role (uncredited) | |
 Cathy Downs | Cast | Actress | Mari Cathcart |
 Charles Cane | Cast | Actor | Policeman at Tony's Apartment (uncredited) |
 Charles Tannen | Cast | Actor | Second Cab Driver (uncredited) |
 Charles Wagenheim | Cast | Actor | The Real Fred Foss (uncredited) |
 Clifton Webb | Cast | Actor | Hardy Cathcart |
 Colin Kenny | Cast | Actor | Bartender (uncredited) |
 Constance Collier | Cast | Actress | Mrs. Kingsley |
 Donald MacBride | Cast | Actor | Policeman at Gallery (uncredited) |
 Douglas Spencer | Cast | Actor | Deli Customer (uncredited) |
Eddie Heywood | Cast | Actor | Self |
 Ellen Corby | Cast | Actress | Maid (uncredited) |
 Eloise Hardt | Cast | Actress | Miss Dennis, Saleswoman (uncredited) |
 Forbes Murray | Cast | Actor | Mr. Bryson (uncredited) |
 Frank Marlowe | Cast | Actor | First Cab Driver (uncredited) |
Gisela Werbisek | Cast | Actress | Mrs. Schwartz (uncredited) |
 Harold Miller | Cast | Actor | Party Guest (uncredited) |
 Hope Landin | Cast | Actress | Woman Scrubbing Floor (uncredited) |
 Isabel Randolph | Cast | Actress | Mrs. Reynolds (uncredited) |
Joe Ploski | Cast | Actor | Deli Customer (uncredited) |
 John Elliott | Cast | Actor | Laundry Proprietor (uncredited) |
John Goldsworthy | Cast | Butler (uncredited) | |
John Kelly | Cast | Actor | Policeman at Gallery (uncredited) |
 John Russell | Cast | Actor | Policeman at Tony's Apartment (uncredited) |
 Kurt Kreuger | Cast | Actor | Anthony Jardine |
 Lee Phelps | Cast | Actor | Policeman on Street (uncredited) |
 Lucille Ball | Cast | Actress | Kathleen Stewart |
Lynn Whitney | Cast | Stenographer (uncredited) | |
 Mark Stevens | Cast | Actor | Bradford Galt |
 Mary Field | Cast | Actress | Movie Theatre Cashier (uncredited) |
 Matt McHugh | Cast | Actor | Milkman (uncredited) |
 Minerva Urecal | Cast | Actress | Client Wife (uncredited) |
 Molly Lamont | Cast | Actress | Lucy Wilding (uncredited) |
Pietro Sosso | Cast | Old Man (uncredited) | |
 Ralph Dunn | Cast | Actor | Policeman at Gallery (uncredited) |
 Reed Hadley | Cast | Actor | Lt. Frank Reeves |
 Regina Wallace | Cast | Actress | Mrs. Bryson (uncredited) |
 Sam Harris | Cast | Actor | Party Guest (uncredited) |
Thomas Louden | Cast | Elderly Man (uncredited) | |
Thomas Martin | Cast | Actor | Henry, the Majordomo (uncredited) |
Tom Monroe | Cast | Policeman (uncredited) | |
 William Bendix | Cast | Actor | Stauffer, a.k.a. Fred Foss |
Chuck Hamilton | Cast | Actor | Man at Hit & Run Attempt (uncredited) |
Raisa | Cast | Client Daughter (uncredited) | |
Vincent Graeff | Cast | Newsboy Witness (uncredited) | |
Peter Cusanelli | Cast | Minor Role (uncredited) | |
Colleen Alpaugh | Cast | Little Girl with Slide Whistle (uncredited) | |
Steve Olsen | Cast | Arcade Barker (uncredited) | |
Frieda Stoll | Cast | Frau Keller (uncredited) | |
Eugene Goncz | Cast | Practical Sign Painter (uncredited) | |
| Person | Type | Job | Role(s) |
