크레딧 출연 Bruce Bennett Capt. Morgan Virginia Field Lida Adams John Beal Carl Hansen Clifford Severn Sandy Brown Larry Parks Gregory 로이드 브리지스 Bert Victor Kilian Otto Hans Schumm Cmdr. von Smith Erik Rolf Gunther Eddie Laughton Radio Operator Wilhelm von Brincken U-Boat Officer 스텝 Lew Landers Directing Robert Lee Johnson Writing Colbert Clark Production Henry Freulich Camera James Sweeney Editing Lionel Banks Art Seymour Friedman Directing Charles Althouse Sound Morris Stoloff Sound