It's Mitchum vs. Jurgen's as the commanders of an American destroyer and a German U-boat play a deadly game of cat and mouse. Noted for it's underwater effects. Directed by musical comedy star Powell, who became a producer/director for feature films and for Four Star Television. Direction: Dick Powell Actors: Curd Jurgen's, David Hedison, Kurt Kreuger, Special Features: Full frame format. Year: 1957 Runtime: 98 minutes.