 | Gregory Peck als Anthony Keane |
 | Ann Todd als Gay Keane |
 | Alida Valli als Mrs. Paradine |
 | Charles Laughton als Judge Lord Thomas Horfield |
 | Charles Coburn als Sir Simon Flaquer |
 | Ethel Barrymore als Lady Sophie Horfield |
 | Louis Jourdan als Andre Latour |
 | Leo G. Carroll als Sir Joseph |
 | Joan Tetzel als Judy Flaquer |
 | Isobel Elsom als Innkeeper |
 | Harry 'Snub' Pollard als Cabby (uncredited) |
 | Kenner G. Kemp als Courtroom Spectator (uncredited) |
 | Colin Kenny als Juror (uncredited) |
 | Bert Stevens als Barrister in Courtroom (uncredited) |
 | Arthur Tovey als Courtroom Spectator (uncredited) |
 | Sam Harris als Courtroom Spectator (uncredited) |
| Robert Hichens | Novel |
| Franz Waxman | Original Music Composer |
| David O. Selznick | Screenplay |
| Lee Garmes | Director of Photography |
| Alfred Hitchcock | Director |
| David O. Selznick | Producer |
| Travis Banton | Costume Design |
| Frank Beetson Jr. | Wardrobe Supervisor |
| Alma Reville | Adaptation |
| James Bridie | Treatment |
| Clarence Slifer | Special Effects |
| J. McMillan Johnson | Production Design |
| Thomas N. Morahan | Art Direction |
| Hal C. Kern | Supervising Film Editor |
| John Faure | Associate Editor |
| Lydia Schiller | Script Supervisor |
| James G. Stewart | Sound Director |
| Richard Van Hessen | Sound Recordist |
| Joseph B. Platt | Interior Designer |
| Emile Kuri | Set Decoration |
| Lowell J. Farrell | Assistant Director |
| Fred Ahern | Unit Manager |
| Larry Germain | Hairstylist |
