| Person | Type | Job | Role(s) |
|---|---|---|---|
 Alfred Hitchcock | Crew | Directing | Director |
 Angus MacPhail | Crew | Writing | Screenplay |
 Arthur Johns | Crew | Sound | Sound |
 Ben Hecht | Crew | Writing | Screenplay |
Charles Barton | Crew | Directing | Second Unit Director |
 David O. Selznick | Crew | Production | Producer |
Emile Kuri | Crew | Art | Interior Designer |
Fred Ahern | Crew | Production | Unit Manager |
George Barnes | Crew | Camera | Director of Photography |
Hilary St George Saunders | Crew | Writing | Novel |
Jack Cosgrove | Crew | Crew | Special Effects |
James Basevi | Crew | Art | Art Direction |
Lowell J. Farrell | Crew | Directing | Assistant Director |
 Miklós Rózsa | Crew | Sound | Original Music Composer |
Richard DeWeese | Crew | Sound | Sound Recordist |
 Salvador Dalí | Crew | Art | Art Direction |
John Palmer | Crew | Writing | Novel |
Clarence Slifer | Crew | Crew | Special Effects |
Richard Johnston | Crew | Production | Production Manager |
John Ewing | Crew | Art | Assistant Art Director |
 Addison Richards | Cast | Actor | Police Captain (uncredited) |
Alfred Hitchcock | Cast | Actor | Man Leaving Elevator (uncredited) |
 Art Baker | Cast | Actor | Det. Lt. Cooley |
 Bill Goodwin | Cast | Actor | House detective |
Clarence Straight | Cast | Actor | Secretary at Police Station (uncredited) |
 Constance Purdy | Cast | Actress | Dr. Brulov's Housekeeper (uncredited) |
 Dave Willock | Cast | Actor | Bellboy (uncredited) |
 Donald Curtis | Cast | Actor | Harry |
 Edward Fielding | Cast | Actor | Dr. Anthony Edwardes (uncredited) |
 Erskine Sanford | Cast | Actor | Dr. Galt (uncredited) |
 George Meader | Cast | Actor | Hallett - Railroad Clerk (uncredited) |
 Gregory Peck | Cast | Actor | John Ballantine |
Harry Brown | Cast | Gateman (uncredited) | |
 Ingrid Bergman | Cast | Actress | Dr. Constance Petersen |
 Irving Bacon | Cast | Actor | Railway Gateman (uncredited) |
 Jacqueline deWit | Cast | Actress | Nurse (uncredited) |
Janet Scott | Cast | Actress | Norma Cramer (uncredited) |
 Jean Acker | Cast | Actress | Matron (uncredited) |
 John Emery | Cast | Actor | Dr. Fleurot |
 Leo G. Carroll | Cast | Actor | Dr. Murchison |
 Matt Moore | Cast | Actor | Policeman at Train Station (uncredited) |
 Michael Chekhov | Cast | Actor | Dr. Alexander Brulov |
 Norman Lloyd | Cast | Actor | Mr. Garmes |
 Paul Harvey | Cast | Actor | Dr. Hanish |
 Regis Toomey | Cast | Actor | Det. Sgt. Gillespie |
 Rhonda Fleming | Cast | Actress | Mary Carmichael |
Richard Bartell | Cast | Ticket Taker (uncredited) | |
 Steven Geray | Cast | Actor | Dr. Graff |
 Teddy Infuhr | Cast | Actor | John Ballantine's Brother (uncredited) |
 Victor Kilian | Cast | Actor | Sheriff (uncredited) |
 Wallace Ford | Cast | Actor | Hotel masher |
Joel Davis | Cast | John Ballantine as a Boy (uncredited) | |
| Person | Type | Job | Role(s) |
