Gaira, a humanoid sea beast spawned from the discarded cells of Frankenstein's monster, attacks the shores of Tokyo. While the Japanese military prepares to take action, Gaira's Gargantua brother, Sanda, descends from the mountains to defend his kin. A battle between good and evil ensues, leaving brothers divided and a city in ruins.

Kenji Sahara
Dr. Yuzo Mamiya

Kumi Mizuno
Akemi Togawa

Russ Tamblyn
Dr. Paul Stewart

Jun Tazaki
General Hashimoto

Kipp Hamilton
Singer

Yoshibumi Tajima
Officer Hirai

Nobuo Nakamura
Professor Kita

Hisaya Itō
Chief Izumida
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Release Date
July 31, 1966
Runtime
1h 28m
Genres
Action, Horror, Science Fiction
Director