Cast
John Mills
Lt. Cmdr. Armstrong
Andrew Crawford
Sub-Lt. J. McFee
Helen Cherry
Lana Morris
Kenneth More
James Hayter
Roddy McMillan
Leading Seaman Andrews
Richard Attenborough
Stoker Snipe
Nigel Patrick
Lt. Manson
George Cole
ERA Marks
Peter Hammond
Sub-Lt. Oakley
Michael Brennan
CPO Barlow
Alastair Hunter
Capt. Jenner
Wylie Watson
Victor Maddern
Jack Stewart
Leading Seaman Kelly
Bernard Lee
Cmdr. Gates
Zena Marshall