Cast
John Mills
Lt. Taylor RN
Eric Portman
L/S Hobson
Louis Bradfield
First Officer - Lt. Brace, R.N.R.
Ronald Millar
Third Officer - Lt. Johnson, RNVR
Jack Watling
Navigating Officer - Lt. Gordon, R.N.
Reginald Purdell
Coxwain - C / P.O. Dabbs
Caven Watson
Chief Engine Room Artificer - C / P.O. Duncan
Niall MacGinnis
Torpedo Gunner's Mate - C / P.O. Mike Corrigan
Leslie Weston
Leading Torpedo Operator - L / S Tug Wilson
Norman Williams
Periscope Operator - 'Canada'
Lionel Grose
Torpedo Operator - 'Spud'
David Peel
Helmsman - 'Oxford'
Philip Godfrey
Steward - 'Flunkey'
Walter Gotell
Luftwaffe Captain
Marie Ault
Victor Beaumont
Frederick Burtwell
Franklyn Bennett
George Cross
Kenneth Evans
Ian Fleming
Philip Friend
Pat Hagan
Vincent Holman
Joan Hopkins
Vi Kaley
Olaf Olsen
Bryan Powley
John Salew
Gerik Schjelderup
Johnnie Schofield
Ian Selby
John Slater
Joan Sterndale-Bennett
Vi Stevens
Merle Tottenham
David Trickett
Robert Brooks Turner
Beatrice Varley
Ben Williams
Ian Wilson
