Desc: U-Boat Prisoner: Directed by Lew Landers, Budd Boetticher. With Bruce Bennett, Erik Rolf, John Abbott, John Wengraf. An American sailor poses as a German spy in this implausible World War II action drama that is reportedly based on the actual experience of Archie Gibbs, a seaman detained aboard a German submarine. Gibbs assumes the identity of a German whose ship has been sunk.