John Gregson
Captain Bell - H.M.S. Exeter
Acting
Anthony Quayle
Commodore Harwood - H.M.S. Ajax
Acting
Ian Hunter
Captain Woodhouse - H.M.S. Ajax
Acting
Jack Gwillim
Captain Parry - H.M.N. Z. S. Achilles
Acting
Bernard Lee
Captain Dove - M.S. Africa Shell
Acting
Lionel Murton
Mike Fowler
Acting
Anthony Bushell
Sir Millington Drake, British Minister, Montevideo
Acting
Peter Illing
Dr. Guani, Foreign Minister, Uruguay
Acting
Michael Goodliffe
Captain McCall, R.N., British Naval Attache, Buenos Aires
Acting
Patrick Macnee
Lieutenant Commander Medley, R.N.
Acting
John Chandos
Dr. Langmann, German Minister, Montevideo
Acting
Douglas Wilmer
M. Desmoulins, French Minister, Montevideo
Acting
William Squire
Ray Martin
Acting
Roger Delgado
Captain Varela, Uruguayan Navy
Acting
Andrew Cruickshank
Captain Stubbs, 'Doric Star'
Acting
Christopher Lee
Manolo
Acting
Edward Atienza
Pop
Acting
April Olrich
Dolores
Acting
Peter Finch
Captain Langsdorff, "Admiral Graf Spee"
Acting
David Farrar
Narrator
Acting
Jeremy Kemp
Gunner, H.M.S. Achilles (uncredited)
Acting
John Le Mesurier
Reverend George Groves - Padre, HMS Exeter
Acting
Cyril Luckham
Lieutenant Jasper Abbot, H.M.S. Achilles
Acting
Donald Moffat
Swanston, Lookout, H.M.S. Ajax (uncredited)
Acting
George Murcell
Chief Officer, Newton Beach
Acting
Anthony Newley
Radio Operator, Tairoa, Prisoner on Admiral Graf Spee
Acting
Nigel Stock
Chief Officer, Tairoa, Prisoner on Admiral Graf Spee
Acting
Barry Foster
Bill Roper - Capt. Bell's Messenger, HMS Exeter
Acting
Ambrosine Phillpotts
Mrs. Millington-Drake, Montevideo
Acting
Tony Wager
Lookout, HMS Ajax
Acting
Brian Worth
Radio Operator, Doric Star, Prisoner on Graf Spee
Acting
Patrick Westwood
Archer, HMS Ajax
Acting
Chris Adcock
British Seaman (Prisoner on Graf Spee) (uncredited)
Acting
Michael Collins
Chief Yeoman, HMS Ajax (uncredited)
Acting
Patrick Jordan
Signalman, Aft-Conning, HMS Exeter (uncredited)
Acting
Jeremy Kemp
Gunner, HMS Achilles (uncredited)
Acting
Donald Moffat
Swanston - Lookout, HMS Ajax (uncredited)
Acting
John Schlesinger
Lieutenant, Graf Spee (uncredited)
Directing
Richard Beale
Capt. Pottinger (uncredited)
Acting
John Forbes-Robertson
Lt. McBarnett, HMS Exeter (uncredited)
Acting