Alec Penstone is ninety-eight years old and is one of the last survivors of the Arctic Convoys which took vital supplies to Russia during the Second World War to aid their battles against Nazi Germany. Alec also took part in the D-Day invasion of France on the 6th June 1944. Subsequently, his warship was sent to the Pacific Theatre of War to fight against the Japanese.He was a Royal Naval ASDIC operator charged with listening for and detecting U-boats. His war and life story are full of unforgettable events which he can recall in amazing detail.