Manga artist Gengo Odaka lands a job with the World Children's Land amusement park only to become suspicious of the organization when a garbled message is discovered on tapes. As Gengo and his team investigate, Godzilla and Anguirus quickly decipher the message and begin their own plan of action.

Hiroshi Ishikawa
as Gengo Odaka

Tomoko Umeda
as Machiko Shima

Yuriko Hishimi
as Tomoko Tomoe

Minoru Takashima
as Shosaku Takasugi

Zan Fujita
as Chairman Fumio Sudo

Toshiaki Nishizawa
as Director Kubota

Kunio Murai
as Takeshi Shima

Gen Shimizu
as Commander of Defense Forces

Kuniko Ashihara
as Fumio's Mother

Zeko Nakamura
as Priest
John Chard
His appearance is a necessary part of the plan. We have to attract him here, and then we can kill him. For this, the 12th Godzilla film, a monster theme park worker learns that his new employers are actually aliens who plan to use Ghidorah and Gigan to destroy earth. Time for Godzilla and Anguir...