Discover
Richard Attenborough
Dripper Daniels
James Donald
Lt. Richard Jennings, No. 1
Sonny Tufts
Yank Flanagan
Trevor Howard
Lt. Cmdr Hugh Alginon Fraser
Bernard Lee
A.S. 'Stripey' Wood
Dora Bryan
Glad Flanagan
Hugh Williams
Captain David G. Wilson
Robin Bailey
Lt. Michael Grant, Pilot
Meredith Edwards
Jones
John Forrest
Appleby the Captain's Steward
Patric Doonan
Petty Officer Martin
Sid James
Ned Hardy, Landlord Golden Bull
Harold Siddons
Adm. Bartlett
William Russell
Crewman
Joan Rice
June Mallory, WRNS cypher officer
Peter Bathurst
Commander C.E. Spencer
Charles Lloyd Pack
Captain R. G. Bates (Board of Inquiry)
Chris Adcock
Crewman (uncredited)
Tim Turner
Crewman (uncredited)
Art
Edward Carrick
Art Direction
Crew
Cliff Richardson
Special Effects
Editing
Alan Osbiston
Editor
Sound
Jack Slade
Sound Editor
Clifton Parker
Music
Red Law
Sound Recordist
Peter Handford
Sound Recordist
Writing
Ben Roberts
Story
William Fairchild
Screenplay
Ivan Goff
Story
Hugh Hastings
Screenplay
William Rose
Adaptation