It's 1940 and the British Expeditionary Force is caught ill prepared for the onslaught of the German Blitzkrieg and its deadly panzers. Caught in the desperate retreat to Dunkirk, Tom Harsker, son of a World War 1 ace, discovers he is a natural soldier. Escaping to England and with complete disaster narrowly averted, Tom is selected to join the newly formed Commandos.
