In an effort to find an economic means of purifying salt water, a joint U.S.-Japanese military command is set up on an isolated Japanese island where an unusual salt water lake is situated. However, their purifying experiments arouse the prehistoric monster Obaki from hibernation at the lake's bottom, and it proceeds to attack Japan.
Elenco:
Myron Healey
,
Koreya Senda
,
Kôzô Nomura
,
Ayumi Sonoda
,
Fumito Matsuo
,
Tsuruko Kobayashi
,
Akihiko Hirata
,
Fuyuki Murakami
,
Yoshio Tsuchiya
,
Minosuke Yamada
,
Hisaya Itô
,
Yoshifumi Tajima
,
Nadao Kirino
,
Akira Sera
,
Akio Kusama
,
Noriko Honma
,
Akira Yamada
,
Fumindo Matsuo
,
Yoshikazu Kawamata
,
Yasuhiro Shigenobu
,
Shôichi Hirose
,
Takashi Itô
,
Hideo Shibuya
,
Toshitsugu Suzuki
,
Haruo Nakajima
,
Katsumi Tezuka
.
