Ebirah, Horror of the Deep (1966)

Searching for his brother, Ryota stows away on a boat belonging to a criminal alongside two other teenagers. The group shipwrecks on Letchi island and discover the Infant Island natives have been enslaved by a terrorist organization controlling a crustacean monster. Finding a sleeping Godzilla, they decide to awaken him to defeat the terrorists and liberate the natives.

Directed by: Jun Fukuda

Starring: Akira Takarada, Kumi Mizuno, Chōtarō Tōgin, Hideo Sunazuka, Tôru Ibuki, Akihiko Hirata

Links: IMDb, Movie posters, Movie stills