A moon base is destroyed by a spaceship from Zigra which is looking to take over the planet earth to use its oceans for its ocean-dwelling denizens. Gamera must once again come to the aid of the human race while all of Japan roots him on.
Unfortunately the movie Gamera vs. Zigra is not yet available on HBO Max.
| Writing | Nisan Takahashi | Writer |
| Production | Yoshihiko Manabe | Producer |
| Production | Hidemasa Nagata | Producer |
| Directing | Noriaki Yuasa | Director |
| Sound | Shunsuke Kikuchi | Original Music Composer |
| Art | Tomohisa Yano | Art Direction |
| Camera | Akira Uehara | Director of Photography |
| Art | Akira Inoue | Production Design |
| Lighting | Heihachi Kuboe | Lighting Technician |
| Directing | Masami Akise | Assistant Director |
| Sound | Hideo Okuyama | Sound |
| Crew | Kazufumi Fujii | Special Effects |
| Editing | Zenko Miyazaki | Editor |
