Cast & Crew

Directed by

Pen Tennyson

Writing Credits

Patrick Kirwan
(screen play) and
Pen Tennyson
(screen play)

Cast

Clive Brook
Captain Armitage
John Clements
Lieutenant Cranford
Edward Chapman
Captain Eckersley
Judy Campbell
Lucy Armitage
Penelope Dudley-Ward
Mabel
Edward Rigby
Mr. Matthews
Charles Williams
'Shorty' Howard
Allan Jeayes
Commander Blount
Michael Wilding
'Dot'
Harold Warrender
Lt. Commander Martin
David Hutcheson
Captain Sandeman
George Carney
Bates
Al Millen
Knowles
Charles Farrell
Walker
John Laurie
Gates
George Benson
Parker
Hay Petrie
Minesweeper Skipper
Mervyn Johns
His Mate
Albert Lieven
Commander U.37
John Wengraf
Commander Deutschland
Edward Lexy
Merchantman Skipper
John Glyn-Jones
Mate
John Boxer
German Captain
John Carol
Edmonds
Alec Clunes
Lieutenant Commander
Anton Diffring
U-Boat Officer
Derek Elphinstone
Hawkins
Alf Goddard
Bosun's Mate
Stewart Granger
Sutton
Bryan Herbert
Signals Yeoman
Patrick Holt
Holt
James Knight
Admiral
Howard Lang
Gunnery Officer
Maire O'Neill
Mary Hogan
Charles Rolfe
Peacock - Wardroom Steward
Johnnie Schofield
Sailor
Harry Terry
Sailor

Produced by

Michael Balcon
producer
Sergei Nolbandov
associate producer

Music by

Ernest Irving

Cinematography by

Roy Kellino
(photography: exteriors)
Günther Krampf
(as Gunther Krampf) (photography: interiors)

Editing by

Ray Pitt

Art Direction by

Wilfred Shingleton

Production Management

Philip Brandon
production manager (as Phil Brandon)

Sound Department

Norman King
recordist
Eric Williams
sound / recording supervisor (uncredited)

Special Effects by

Norman Ough
effects
Douglas Woolsey
effects

Camera and Electrical Department

Wilkie Cooper
camera
Gordon Dines
camera

Additional Crew

J. Reid
naval advisor (as Lieut. Commander Reid. R.N.)
All Filters