While covering a test of guided torpedoes, two reporters believe they see what appears to be a strange-looking swimming creature. They investigate the matter further and discover that there is a race of fish-men living under the sea. The fish-men capture the pair and keep them prisoner in their underwater city.
演员: Sonny Chiba
/ Erik Neilson
/ Mike Daneen
/ 三重街竜
/ 菅沼正
/ Hideo Murota
/ 山之内修
/ Kosaku Okano
/ Ichiro Mizuki
/ Akemi Fuji
/ Enver Altenbay
/ Hans Horneff
