Movie guide
The War of the Gargantuas (1966): movie guide
The War of the Gargantuas (1966) is a Action, Horror, Science Fiction running about 88 minutes. It holds a TMDB score of 6.3/10 from 111 votes. Notable cast includes Kenji Sahara, Kumi Mizuno, Russ Tamblyn, Jun Tazaki. Cinema Box covers trailers, cast, and details for discovery — not full streaming.
- Released: 1966-07-31
- Runtime: 88 min
- TMDB: 6.3/10
- Genres: Action, Horror, Science Fiction
Last updated: 2026-11-11 · First listed: 1966-07-31

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What is The War of the Gargantuas about?
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.
Cast highlights
The War of the Gargantuas features Kenji Sahara, Kumi Mizuno, Russ Tamblyn, Jun Tazaki, Kipp Hamilton, Yoshibumi Tajima. Open the Cinema Box title page for the full cast list and character credits.
Key facts
Release date: 1966-07-31. Runtime: 88 minutes. TMDB score: 6.3/10 (111 votes). Genres: Action, Horror, Science Fiction. Original language: ja. Status: Released.
Discover The War of the Gargantuas on Cinema Box
Cinema Box is a movie and TV discovery app for Android. Use it to browse The War of the Gargantuas, watch official trailers when available, save titles to your list, and plan what to watch — without hosting or streaming full films.
Frequently asked questions
- What genre is The War of the Gargantuas?
- The War of the Gargantuas is listed as Action, Horror, Science Fiction on TMDB.
- How long is The War of the Gargantuas?
- The War of the Gargantuas runs about 88 minutes.
- Who stars in The War of the Gargantuas?
- Cast highlights include Kenji Sahara, Kumi Mizuno, Russ Tamblyn, Jun Tazaki, Kipp Hamilton, Yoshibumi Tajima.
- Does Cinema Box stream The War of the Gargantuas?
- No. Cinema Box is discovery-only — trailers, details, ratings, and watchlists. It does not host or stream full movies.








