Directed by Jonathan Mostow and starring Matthew McConaughey, Harvey Keitel, and Bill Paxton, U-571 follows an American submarine crew attempting to capture an Enigma machine from a German U-boat during World War II. The film centers on underwater warfare, tactical deception, and survival within a confined naval environment during wartime. Från IMDB: A German submarine is boarded by disguised American submariners trying to capture their Enigma cipher machine.