Lifeboat is a 1944 World War II movie, directed by Alfred Hitchcock from a story written by John Steinbeck. The whole movie takes place in a lifeboat.

A group of American and British citizens are in lifeboat after their ship is sunk by a Nazi U-boat. The German captain of the Uboat is in the lifeboat as well.

The movie starred Tallulah Bankhead, William Bendix, Walter Slezak, John Hodiak, Henry Hull, and Hume Cronyn.