Director/a
Roy Ward Baker
DIRECTOR/A
Reparto (por orden de créditos)
John Mills
Lieut. Commander Armstrong
Nigel Patrick
Lieut. Manson
Peter Hammond
Sub Lieut. Oakley
Andrew Crawford
Sub Lieut. (E) J. McFee
Michael Brennan
C.P.O. Barlow
George Cole
E.R.A. Marks
Victor Maddern
Leading Telegraphist Hillbrook
Roddy McMillan
Leading Seaman Andrews
Frank Coburn
Leading Seaman Brough
Jack Stewart
Leading Seaman Kelly
James Hayter
Able Seaman Higgins
Wylie Watson
Able Seaman Nobby Clarke
Richard Attenborough
Stoker Snipe
George Thorpe
Capt. Fenton
Bernard Lee
Commander Gates
Kenneth More
Lieut. Commander James
Alastair Hunter
Capt. Jenner
Helen Cherry
Helen Armstong
Lana Morris
Rose Snipe
Zena Marshall
The Wren
Arthur Sandifer
uncredited
Emile Stemmler
Waiteruncredited