Invasion of Astro-Monster

Invasion of Astro-Monster 怪獣大戦争 (Kaijū Daisensō) is a 1965 produced by Toho Company Ltd., and the sixth installment in the Godzilla series as well as the Showa series. The film was released to Japanese theaters on December 19, 1965.

Invasion of Astro-Monster was directed by Ishiro Honda, produced by Tomoyuki Tanaka, Henry G. Saperstein, and Reuben Bercovitch, and written by Shinichi Sekizawa. This film follows Ghidorah, the Three-Headed Monster, and details Ghidorah's reemergence, alongside an extraterrestrial takeover of Earth by an alien race known as Xiliens.

A sequel to this film, Ebirah, Horror of the Deep, was released on December 17, 1966.