Gamera vs. Gyaos (1967) runs 1 h 26 min and averages 6.1 from 99 TMDB members. Unusual volcanic activity in Japan awakens Gyaos, a bloodthirsty flying monster with the power to slice things in half with an ultrasonic ray. While scientists and the military scramble to devise a way to stop this new threat, a young boy forms an alliance with Gamera; a monster no one else seems to trust.
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Streaming availability by JustWatch. In the US, as of 2026-11-08: Screambox Amazon Channel (subscription), Midnight Pulp (subscription), Midnight Pulp Amazon Channel (subscription), Cineverse Amazon Channel (subscription), ARROW (subscription), Fawesome (free), Pluto TV (free with ads), Shout! Factory TV (free with ads), Plex (free with ads), Cineverse (free with ads), Mometu (free with ads), Tubi TV (free with ads).
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