Terror Beneath the Sea

Terror Beneath the Sea (Japanese: 海底大戦争, Hepburn: Kaitei Daisensō; lit. 'The Great Undersea War') is a 1966 science fiction horror film directed by Hajime Sato. An international co-production of Japan and the United States, it stars Sonny Chiba, Peggy Neal, Franz Gruber, Andrew Hughes, Tadashi Suganuma, and Hideo Murota.