Tijdens de Tweede Wereldoorlog wordt Kapitein Ericson aangesteld als bevelhebber van een Brits oologsschip dat andere schepen beschermt bij hun reis over de Atlantische Oceaan. Ericson is getraumatiseerd door de ervaring op zijn vorige schip waarbij hij veel manschappen verloor.
Nee, helaas is The Cruel Sea nog niet beschikbaar op Netflix in Nederland.
| Directing | Charles Frend | Director |
| Writing | Eric Ambler | Screenplay |
| Writing | Nicholas Monsarrat | Novel |
| Costume & Make-Up | Sidney Turner | Makeup Artist |
| Costume & Make-Up | Barbara Barnard | Hairstylist |
| Editing | Peter Tanner | Editor |
| Camera | Gordon Dines | Director of Photography |
| Art | Jim Morahan | Art Direction |
| Sound | Alan Rawsthorne | Music |
| Production | Leslie Norman | Producer |
| Crew | Sydney Pearson | Special Effects |
| Directing | Norman Priggen | Assistant Director |
| Camera | Chic Waterson | Camera Operator |
| Sound | Stephen Dalby | Sound Supervisor |
| Production | L. C. Rudkin | Unit Production Manager |
| Sound | Leo Wilkins | Sound Recordist |
| Directing | Jean Graham | Continuity |
| Crew | Paul Beeson | Second Unit Cinematographer |
| Visual Effects | Geoffrey Dickinson | Visual Effects |
| Camera | John R.F. Stewart | Additional Photography |
| Crew | R. S. Abram | Technical Advisor |
| Sound | Ernest Irving | Conductor |
| Production | Hal Mason | Production Supervisor |
| Costume & Make-Up | Anthony Mendleson | Wardrobe Designer |
| Crew | J. E. Broome | Technical Advisor |
| Crew | Jo Jago | Second Unit Cinematographer |
