| Person | Type | Job | Role(s) |
|---|---|---|---|
 Anthony Havelock-Allan | Crew | Production | Associate Producer |
C. C. Stevens | Crew | Sound | Sound Recordist |
 David Lean | Crew | Directing | Director |
David Rawnsley | Crew | Art | Art Direction |
Derick Williams | Crew | Camera | Additional Camera |
 Guy Green | Crew | Camera | Camera Operator |
Herbert Smith | Crew | Production | Producer |
 Michael Anderson | Crew | Production | Unit Manager |
Muir Mathieson | Crew | Sound | Conductor |
Norman Spencer | Crew | Directing | Third Assistant Director |
 Noël Coward | Crew | Directing | Director, Writer, Producer, Music |
 Ronald Neame | Crew | Camera | Director of Photography |
Sydney Streeter | Crew | Production | Production Manager |
Thelma Connell | Crew | Editing | Editor |
Tony Sforzini | Crew | Costume & Make-Up | Makeup Artist |
William C. Andrews | Crew | Art | Assistant Art Director |
Douglas Woolsey | Crew | Crew | Special Effects |
C.P. Norman | Crew | Art | Set Dresser |
Jim Body | Crew | Camera | Clapper Loader |
B. Francke | Crew | Camera | Camera Operator |
Norah Walsh | Crew | Editing | Assistant Editor |
Alfred Roberts | Crew | Crew | Scenic Artist |
Max Rosher | Crew | Camera | Still Photographer |
Tom Payne | Crew | Directing | Second Assistant Director |
Kenneth Horne | Crew | Directing | First Assistant Director |
G. E. Calthrop | Crew | Art | Other |
T. W. J. Lawlor | Crew | Crew | Technical Advisor |
C. R. E. Compton | Crew | Crew | Technical Advisor |
I. T. Clark | Crew | Crew | Technical Advisor |
 Ballard Berkeley | Cast | Actor | Engineer Commander |
 Bernard Miles | Cast | Actor | Chief Petty Officer Hardy / Walter Hardy |
Caven Watson | Cast | Brodie | |
 Celia Johnson | Cast | Actress | Mrs. Kinross / Alix |
Chimmo Branson | Cast | Midshipman | |
 Daniel Massey | Cast | Actor | Bobby Kinross |
Derek Elphinstone | Cast | Actor | No. 1 |
 Dora Gregory | Cast | Actress | Mrs. Lemmon |
Eileen Peel | Cast | Mrs. Farrell | |
 Everley Gregg | Cast | Actress | Nurse |
 Frederick Piper | Cast | Actor | Edgecombe |
 George Carney | Cast | Actor | Mr. Blake |
Gerald Case | Cast | Actor | Jasper |
 James Donald | Cast | Actor | Doc |
John Boxer | Cast | Actor | Hollett |
 John Mills | Cast | Actor | Ordinary Seaman Blake / Shorty Blake |
 John Singer | Cast | Actor | Moran |
John Varley | Cast | Secco | |
 Johnnie Schofield | Cast | Actor | Coxswain |
 Joyce Carey | Cast | Actress | Mrs. Hardy / Kath |
 Juliet Mills | Cast | Actress | Freda's Baby |
 Kathleen Harrison | Cast | Actress | Mrs. Blake |
 Kay Walsh | Cast | Actress | Freda Lewis / Freda |
Kenneth Carten | Cast | Sub-Lieutenant R.N.V.R. | |
Lesley Osmond | Cast | Nell Fosdick | |
 Leslie Dwyer | Cast | Actor | Parkinson |
 Leslie Howard | Cast | Actor | Narrator (voice) (uncredited) |
Lionel Grose | Cast | Reynolds | |
Michael Anderson | Cast | Actor | Albert Fosdick |
Michael Whittaker | Cast | Sub | |
 Michael Wilding | Cast | Actor | Flags |
Norman Pierce | Cast | Actor | Mr. Satterthwaite |
Noël Coward | Cast | Actor | Captain E. V. Kinross R.N. / Captain 'D' |
 Penelope Dudley-Ward | Cast | Actress | Maureen |
 Philip Friend | Cast | Actor | Torps |
 Richard Attenborough | Cast | Actor | Young Stoker |
Robert Moreton | Cast | Coombe | |
Robert Sansom | Cast | Actor | Guns |
 Roddy Hughes | Cast | Actor | Photographer |
 Wally Patch | Cast | Actor | Uncle Fred |
 Walter Fitzgerald | Cast | Actor | Colonel Lumsden |
Charles Compton | Cast | № 1. "Tremoyne" | |
 Hubert Gregg | Cast | Actor | Pilot |
Geoffrey Hibbert | Cast | Actor | Joey Mackeridge |
Barbara Waring | Cast | Mrs. Macadoo | |
Franklyn Bennett | Cast | Commander Spencer | |
 Ann Stephens | Cast | Actress | Lavinia Kinross |
Charles Russell | Cast | Fisher | |
Kenneth Evans | Cast | Actor | Posty |
Josie Welford | Cast | Emily | |
Jill Stephens | Cast | May Blake | |
Kay Young | Cast | Barmaid | |
Trixie Scales | Cast | Mona Duke | |
| Person | Type | Job | Role(s) |
