An American comes to Britain to investigate the murky circumstances of his brother's death that occurred during a WW2 commando raid.
| Production | Joan Harrison | Producer |
| Production | John R. Sloan | Producer |
| Writing | Philip MacDonald | Novel |
| Production | David E. Rose | Producer |
| Editing | Alan Osbiston | Editor |
| Camera | Gilbert Taylor | Director of Photography |
| Directing | Jacques Tourneur | Director |
| Camera | Oswald Morris | Director of Photography |
| Sound | Robert Farnon | Original Music Composer |
| Directing | Kenneth Rick | Assistant Director |
| Sound | Alan Allen | Sound Recordist |
| Costume & Make-Up | Jim Hydes | Makeup Artist |
| Sound | Red Law | Sound Recordist |
| Camera | Arthur Ibbetson | Camera Operator |
| Costume & Make-Up | Nina Broe | Hairstylist |
| Costume & Make-Up | Phyllis Dalton | Wardrobe Supervisor |
| Writing | Philip MacDonald | Screenplay |
