Jewel thieves, murder, and a manhunt swirl around a sailor off a cargo ship in post-war London.
| Writing | John Eldridge | Screenplay |
| Directing | Basil Dearden | Director |
| Writing | Jack Whittingham | Screenplay |
| Production | Michael Balcon | Producer |
| Camera | Gordon Dines | Director of Photography |
| Editing | Peter Tanner | Editor |
| Crew | Sydney Pearson | Special Effects |
| Camera | Chic Waterson | Camera Operator |
| Costume & Make-Up | Anthony Mendleson | Costume Design |
| Directing | Jean Graham | Script Supervisor |
| Camera | Lionel Banes | Additional Director of Photography |
| Sound | Arthur Bradburn | Sound Recordist |
| Art | Jim Morahan | Art Direction |
| Sound | John Addison | Original Music Composer |
| Production | Michael Relph | Associate Producer |
| Costume & Make-Up | Barbara Barnard | Hairdresser |
| Costume & Make-Up | Harry Frampton | Makeup Artist |
| Costume & Make-Up | Ernest Taylor | Makeup Artist |
