It Happened Here also known as It Happened Here The Story of Hitlers England is a blackand white 1964 British World War II film written, produced and directed by Kevin Brownlow and Andrew Mollo, who began work on the film as teenagers. The films largely amateur production took some eight years, using volunteer actors with some support from professional filmmakers.
The film opens with the statement The German invasion of Britain took place in 1940 after the retreat from Dunkirk. After months of fierce resistance and brutal reprisals, the occupying forces manage to restore order, largely suppressing the resistance movement. However, due to demands from the Ural Mountains front, most German troops are eventually removed from Western Europe, and the garrisoning of Britain is largely carried out by local volunteers to the German army and the SS.England appears to be governed by the British Union of Fascists the situation in the rest of the British Isles is unclear but presumably similar the followers are referred to as Blackshirts, wear uniforms with the Flash and Circle, and a framed portrait of Oswald Mosley appears in a government building, alongside one of Adolf Hitler. Meanwhile, the United States, having entered the war, stations its U.S. Seventh Fleet off Ireland. The Americans begin bombing raids on the southwest coast of England, as well as supplying men and equipment to a resurgent partisan movement. ........
Source: Wikipedia