| Person | Type | Job | Role(s) |
|---|---|---|---|
 Byron Haskin | Crew | Crew | Special Effects |
 C.A. Riggs | Crew | Sound | Sound |
 Daniel Mandell | Crew | Editing | Editor |
Eric Stacey | Crew | Production | Unit Production Manager |
Everett Alton Brown | Crew | Sound | Sound Mixer |
 Frank Capra | Crew | Directing | Director, Producer |
George Bau | Crew | Costume & Make-Up | Makeup Artist |
 Hugo Friedhofer | Crew | Sound | Orchestrator |
 Jack L. Warner | Crew | Production | Producer |
Joseph Kesselring | Crew | Writing | Theatre Play |
 Julius J. Epstein | Crew | Writing | Screenplay |
 Leo F. Forbstein | Crew | Sound | Original Music Composer |
Max Parker | Crew | Art | Art Direction |
 Max Steiner | Crew | Sound | Original Music Composer |
 Orry-Kelly | Crew | Costume & Make-Up | Costume Design |
Perc Westmore | Crew | Costume & Make-Up | Makeup Artist |
 Philip G. Epstein | Crew | Writing | Screenplay |
 Robert Burks | Crew | Crew | Special Effects |
Russell Saunders | Crew | Directing | Assistant Director |
Sol Polito | Crew | Camera | Director of Photography |
Wesley Anderson | Crew | Camera | Additional Camera |
Harold Noyes | Crew | Camera | Grip |
Mickey Marigold | Crew | Camera | Still Photographer |
Frank Evans | Crew | Camera | Assistant Camera |
Charles O'Bannon | Crew | Lighting | Gaffer |
John Wallace | Crew | Costume & Make-Up | Makeup Artist |
Bob Fender | Crew | Crew | Unit Publicist |
Claude Archer | Crew | Directing | Second Assistant Director |
 Cary Grant | Cast | Actor | Mortimer Brewster |
 Charles Lane | Cast | Actor | Reporter at Marriage License Office |
 Chester Clute | Cast | Actor | Dr. Gilchrist |
 Edward Everett Horton | Cast | Actor | Mr. Witherspoon |
 Edward McNamara | Cast | Actor | Sergeant Brophy |
Edward McWade | Cast | Actor | Gibbs |
 Garry Owen | Cast | Actor | Taxi Cab Driver |
 Grant Mitchell | Cast | Actor | Reverend Harper |
 Hank Mann | Cast | Actor | Photographer at Marriage License Office (uncredited) |
 Jack Carson | Cast | Actor | Officer Patrick O'Hara |
 James Gleason | Cast | Actor | Lt. Rooney |
 Jean Adair | Cast | Actress | Aunt Martha Brewster |
 John Alexander | Cast | Actor | 'Teddy Roosevelt' Brewster |
 John Ridgely | Cast | Actor | Officer Saunders |
 Josephine Hull | Cast | Actress | Aunt Abby Brewster |
 Lee Phelps | Cast | Actor | Umpire (uncredited) |
 Leo White | Cast | Actor | Man in Phone Booth (uncredited) |
 Peter Lorre | Cast | Actor | Dr. Einstein |
 Priscilla Lane | Cast | Actress | Elaine Harper Brewster |
 Raymond Massey | Cast | Actor | Jonathan Brewster |
 Raymond Walburn | Cast | Actor | Drummer at baseball game (uncredited) |
 Sol Gorss | Cast | Actor | New York Pitcher (uncredited) |
 Spec O'Donnell | Cast | Actor | Young Man in Line (uncredited) |
 Spencer Charters | Cast | Actor | Marriage License Clerk |
 Vaughan Glaser | Cast | Actor | Judge Cullman |
| Person | Type | Job | Role(s) |
