This documentary looks at the story of the British soldiers ,who in 1940 were tasked with the rear guard of the British Expeditionary force being evacuated at Dunkirk .These soldiers were ordered to "Fight to the last man and last round",of these men including the 51st Highland division.10,000 were killed and 40,000 taken prisoner.These elderly veterans tell their stories about these gallant deeds,these men allowed through their heroism a third of a million allied soldiers to escape to England.