As a massive alien craft heads to Earth to do evil, three good and powerful superwomen befriend a young boy who has a special connection to Gamera. The alien Zanon launches a battery of familiar foes against Gamera, who might have to give the ultimate sacrifice to defeat the alien invader.

• Daiei Film
• Toei Animation
• Mach Fumiake
• Yaeko Kojima
• Yoko Komatsu
• Keiko Kudo
• Koichi Maeda
• Toshie Takada
• Kisao Tobita
• Osamu Kobayashi