In the early years of the World War II, the Royal Navy is fighting a desperate battle to keep the Atlantic convoy routes open to supply the British Isles, facing the great danger posed by the many German warships, such as the Admiral Graf Spee, which are scouring the ocean for cargo ships to sink.
John Gregson
Anthony Quayle
Ian Hunter
Jack Gwillim
Bernard Lee
Lionel Murton
Anthony Bushell
Peter Illing
Michael Goodliffe
Patrick Macnee
John Chandos
Douglas Wilmer
William Squire
Roger Delgado
Andrew Cruickshank
Christopher Lee
Edward Atienza
April Olrich
Peter Finch
David Farrar
Jeremy Kemp
John Le Mesurier
Cyril Luckham
Donald Moffat
George Murcell
Anthony Newley
Nigel Stock
Barry Foster
Ambrosine Phillpotts
Tony Wager
Brian Worth
Patrick Westwood
Chris Adcock
Michael Collins
Patrick Jordan
Jeremy Kemp
Donald Moffat
John Schlesinger
Richard Beale
John Forbes-Robertson