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