"That order to scatter was as good as a death sentence to those merchant ships. And there isn't one officer or rating who doesn't agree with me." A British Allied convoy designated for the Soviet Union comes under attack from German forces during World War II.

Richard Briers
Jack Broome

Paul Copley
PO Jordan
Philip Bloomfield
Chief Yeoman Blood

Tony Caunter
Coxswain
Simon Heywood
Lt. Lloyd
Norman McDonald
Surgeon Lt. McKendrick
Osmund Bullock
Lt. Colin Beale
Frederick Treves
Admiral Jack Tovey

Rowena Cooper
Sybil Broome

John Horsley
Admiral Nicholas

Christopher Villiers
Sub-Lt. Larkin
Joshua Le Touzel
Simon Broome
Sylvester Morand
Commander Richards

Patrick Troughton
Commodore Londonderry
Susie Jenkinson
Third Officer Wren