After three British agents are assigned to assassinate a mysterious German spy during World War I, two of them become ambivalent when their duty to the mission conflicts with their consciences.
Unfortunately the movie Secret Agent is not yet available on Disney Plus.
| Writing | Campbell Dixon | Theatre Play |
| Writing | W. Somerset Maugham | Novel |
| Art | Oscar Friedrich Werndorff | Art Direction |
| Editing | Charles Frend | Editor |
| Directing | Alfred Hitchcock | Director |
| Camera | Bernard Knowles | Director of Photography |
| Production | Michael Balcon | Producer |
| Production | Ivor Montagu | Producer |
| Camera | Stephen Dade | Camera Operator |
| Costume & Make-Up | Albert Jullion | Set Dressing Artist |
| Crew | Phillip Dorté | Sound Recordist |
| Costume & Make-Up | Joe Strassner | Costume Design |
| Writing | Charles Bennett | Screenplay |
| Sound | Hubert Bath | Music |
| Sound | Louis Levy | Music Director |
| Camera | Gerry Massy-Collier | Assistant Camera |
| Sound | Philip Dorté | Sound Recordist |
| Camera | Reg Johnson | Assistant Camera |
| Directing | Pen Tennyson | Assistant Director |
| Art | Albert Jullion | Set Dresser |
| Sound | John Greenwood | Music |
| Writing | Jesse Lasky Jr. | Writer |
| Writing | Ian Hay | Writer |
