The War of the Gargantuas
Directed by Ishirō Honda
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.
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Top cast
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 Ito
Chief Izumida
Nadao Kirino
Lt. Col. Kazama
Ren Yamamoto
Saburo Kameda
Frequently asked questions
Where can I watch The War of the Gargantuas online?
As of August 6, 2026, The War of the Gargantuas is available to stream on YouTube TV, Criterion Channel, HBO Max, YouTube Free, Tubi TV, and Fawesome in United States. Use the country selector above to check availability in other regions — streaming rights are licensed per country, so catalogues differ.
Is The War of the Gargantuas on Netflix?
No — The War of the Gargantuas is not currently on Netflix in any of the countries we track. In United States it streams on YouTube TV, Criterion Channel, HBO Max, YouTube Free, Tubi TV, and Fawesome instead.
Can I rent or buy The War of the Gargantuas online?
Our sources do not list a digital rental or purchase option for The War of the Gargantuas in United States right now.
In which countries can I stream The War of the Gargantuas?
As of August 6, 2026, The War of the Gargantuas is included with a streaming subscription (or free with ads) in Canada, Portugal, Spain, and United States, among the countries we track.
Streaming availability last checked on August 6, 2026. Catalogues change frequently — data from TMDB and JustWatch.
