As alien invaders plot to conquer the Earth, two Boy Scouts steal a mini-submarine and discover Gamera in their midst. Transported to the alien's spaceship, the Scouts are menaced by the evil inhabitants, including Viras, a squid-like monster that grows to colossal size to battle Gamera.
Elenco:
Kōjirō Hongō
,
Tôru Takatsuka
,
Carl Craig
,
Michiko Yaegaki
,
Peter Williams
,
Kōji Fujiyama
,
Mari Atsumi
,
Junko Yashiro
,
Yoshirô Kitahara
,
Munehiko Takada
,
Mary Morris
,
Chikara Hashimoto
,
Kenji Go
,
Akira Natsuki
,
Ken Nakahara
,
Kenichiro Yamane
,
Genzô Wakayama
,
Teruo Aragaki
.
