Trailer
Cast
Clive Brook
Captain Tom Armitage
Mervyn Johns
His Mate
George Benson
Parker
John Glyn-Jones
Mate
Patrick Holt
Holt
Alec Clunes
Bit Part
John Clements
Lieutenant Cranford
Judy Campbell
Lucy Armitage
Albert Lieven
Commander U.37
Edward Chapman
Captain Eckersley
David Hutcheson
Captain Sandeman
Hay Petrie
Minesweeper Skipper
John Wengraf
Commander Deutschland
Maire O'Neill
Mary Hogan
Harry Terry
Sailor
Charles Farrell
Walker
Stewart Granger
Sutton
Michael Wilding
Dot
Penelope Dudley-Ward
Mabel
Edward Rigby
Mr. Matthews
Allan Jeayes
Commander Blount
John Laurie
Gates
Bryan Herbert
Signals Yeoman
Anton Diffring
U-Boat Officer
Harold Warrender
Lt. Commander Martin
George Carney
Bates