| Person | Type | Job | Role(s) |
|---|---|---|---|
 Charles Frend | Crew | Directing | Director, Writer |
 Eily Boland | Crew | Editing | Editor |
Ernest Palmer | Crew | Crew | Cinematography |
F. Tennyson Jesse | Crew | Writing | Writer |
John Greenwood | Crew | Sound | Music |
 Michael Balcon | Crew | Production | Producer |
 Robert Hamer | Crew | Production | Producer, Writer |
 Arthur Young | Cast | Actor | Captain George Waite - M.V. San Demetrio |
 Barry Letts | Cast | Actor | Apprentice John Jones - M.V. San Demetrio |
 Charles Victor | Cast | Actor | Deckhand |
 David Horne | Cast | Actor | Mr. Justice Langton |
 Frederick Piper | Cast | Actor | Boatswain W.E. Fletcher - M.V. San Demetrio |
 Gordon Jackson | Cast | Actor | Messboy John Jamieson - M.V. San Demetrio |
Herbert Cameron | Cast | Pumpman Davies | |
 James Donald | Cast | Actor | Gunnery Officer - H.M.S. Jervis Bay |
 James McKechnie | Cast | Actor | Deckhand |
 Mervyn Johns | Cast | Actor | Greaser John Boyle - M.V. San Demetrio |
Neville Mapp | Cast | 3rd. Engineer Willey - M.V. San Demetrio | |
Nigel Clarke | Cast | R.J.E Dodds - Shipping Manager | |
 Ralph Michael | Cast | Actor | 2nd. Officer Hawkins - M.V. San Demetrio |
 Robert Beatty | Cast | Actor | 'Yank' Preston - M.V. San Demetrio |
 Walter Fitzgerald | Cast | Actor | Chief Engineer Charles Pollard - M.V. San Demetrio |
Michael Allen | Cast | Actor | Cadet Roy Housden - M.V. San Demetrio |
Duncan McIntyre | Cast | Deckhand | |
| Person | Type | Job | Role(s) |
