The Battle of Britain (1969) is a British war film directed by Guy Hamilton and starring Michael Caine, Laurence Olivier, and Robert Shaw. Set in 1940, the film follows the story of the Royal Air Force's defense of Britain against the German Luftwaffe during the Battle
From Wikipedia
The Battle of Britain was the fourth of Frank Capra's Why We Fight series of seven propaganda films, which made the case for fighting and winning the Second World War. It was released in 1943 and concentrated on the German bombardment of the United Kingdom in anticipation of Operation Sea Lion, the planned German invasion.