| Person | Type | Job | Role(s) |
|---|---|---|---|
 Alfred Hitchcock | Crew | Directing | Director |
 Alma Reville | Crew | Writing | Screenplay |
 Anthony Berkeley | Crew | Writing | Novel |
Carroll Clark | Crew | Art | Assistant Art Director |
Darrell Silvera | Crew | Art | Set Decoration |
Dewey Starkey | Crew | Directing | Assistant Director |
 Edward Stevenson | Crew | Costume & Make-Up | Costume Design |
 Franz Waxman | Crew | Sound | Original Music Composer |
Harry E. Edington | Crew | Production | Producer |
 Harry Stradling Sr. | Crew | Camera | Director of Photography |
 Joan Harrison | Crew | Writing | Screenplay |
John E. Tribby | Crew | Sound | Sound Recordist |
 Mel Berns | Crew | Costume & Make-Up | Makeup Artist |
 Samson Raphaelson | Crew | Writing | Screenplay |
 Van Nest Polglase | Crew | Art | Art Direction |
 Vernon L. Walker | Crew | Crew | Special Effects |
William Hamilton | Crew | Editing | Editor |
 Alec Craig | Cast | Actor | Hogarth Club Desk Clerk (uncredited) |
Alfred Hitchcock | Cast | Actor | Man Mailing Letter (uncredited) |
 Aubrey Mather | Cast | Actor | Executor of General Laidlaw's Will (uncredited) |
 Auriol Lee | Cast | Actress | Isobel Sedbusk |
 Ben Webster | Cast | Actor | The Registrar William Howe (uncredited) |
 Billy Bevan | Cast | Actor | Ticket Taker (uncredited) |
 Cary Grant | Cast | Actor | John D. 'Johnnie' Aysgarth |
 Cedric Hardwicke | Cast | Actor | General McLaidlaw |
 Clyde Cook | Cast | Actor | Photographer (uncredited) |
 Constance Worth | Cast | Actress | Mrs. Fitzpatrick (uncredited) |
 David Clyde | Cast | Actor | Trunk Man (uncredited) |
Denis Tankard | Cast | Footman (uncredited) | |
 Donald Stuart | Cast | Actor | Photographer (uncredited) |
 Edward Fielding | Cast | Actor | Antique Shop Proprietor (uncredited) |
 Faith Brook | Cast | Actress | Alice Barham (uncredited) |
 Gavin Gordon | Cast | Actor | Dr. Bertram Sedbusk (uncredited) |
 Gertrude Hoffmann | Cast | Actress | Mrs. Wetherby (uncredited) |
 Heather Angel | Cast | Actress | Ethel the Maid |
Hilda Plowright | Cast | Actress | Postmistress (uncredited) |
 Isabel Jeans | Cast | Actress | Mrs. Newsham |
 Joan Fontaine | Cast | Actress | Lina McLaidlaw Aysgarth |
Kenneth Hunter | Cast | Actor | Sir Gerald (uncredited) |
 Leo G. Carroll | Cast | Actor | Captain George Melbeck |
 Leonard Carey | Cast | Actor | The McLaidlaw's Butler Burton (uncredited) |
 Lumsden Hare | Cast | Actor | Inspector Hodgson (uncredited) |
 May Whitty | Cast | Actress | Mrs. McLaidlaw |
 Nigel Bruce | Cast | Actor | Gordon Cochrane 'Beaky' Thwaite |
 Reginald Sheffield | Cast | Actor | Reggie Wetherby |
 Rex Evans | Cast | Actor | Mr. Bailey (uncredited) |
 Rita Page | Cast | Actress | Secretary (uncredited) |
 Vernon Downing | Cast | Actor | Benson (uncredited) |
Clara Reid | Cast | Mrs. Craddock (uncredited) | |
Dorothy Lloyd | Cast | Actress | Miss Wetherby (uncredited) |
Maureen Roden-Ryan | Cast | Maid - Winnie (uncredited) | |
Carol Curtis-Brown | Cast | Jessie Barham (uncredited) | |
Pax Walker | Cast | Maid - Phoebe (uncredited) | |
Violet Campbell | Cast | Mrs. Barham (uncredited) | |
Nondas Metcalf | Cast | Phyllis Swinghurst (uncredited) | |
Elsie Weller | Cast | Miss Wetherby (uncredited) | |
| Person | Type | Job | Role(s) |
