49th Parallel is a 1941 British war drama film; it was the third film made by the British writer-director team of
Michael Powell and Emeric Pressburger. It was released in the United States as
The Invaders. Despite the title, no scene in the movie is set at the
49th parallel, which forms much of the US-Canadian border. The only border scene is at
Niagara Falls, which is located farther south.