Godzilla vs. Gigan

Godzilla vs. Gigan, released in Japan as Chiky Kgeki Meirei Gojira tai Gaigan ? , lit. Earth Destruction Directive Godzilla vs. Gigan , is a 1972 Japanese Kaiju film produced by Toho. Directed by Jun Fukuda with special effects by Teruyoshi Nakano, the film starred Hiroshi Ishikawa, Yuriko Hishimi and Minoru Takashima. The twelfth film of the Godzilla series, this film featured the return of Godzillas greatest foe King Ghidorah. Producer Tomoyuki Tanaka was displeased with the previous film, Godzilla vs. Hedorah, and wanted to return the series to the more traditional route of well known monsters and an alien invasion plot. This was the last film in which Godzilla was portrayed by Haruo Nakajima who had played the character since the first film in 1954.

Giant insectoid aliens from a dying planet in Space Hunter NebulaM plot to colonize the Earth. The aliens assume the forms of dead humans and work as the development staff of the peacethemed theme park, World Childrens Land, the centerpiece of which is Godzilla Tower. The NebulaM aliens plan to use the space monsters Gigan and King Ghidorah, guided by two Action Signal Tapes, to wipe out human civilization.Manga artist Gengo Kotaka stumbles onto their plan after being hired as a concept artist for the park. When Gengo and his friends accidentally obtain one of the Action Signal Tapes and play it, Godzilla and Anguirus hear the signal and realize something is amiss. Godzilla sends Anguirus to investigate. When Anguirus approaches Tokyo, the Japan Self Defense Forces, misunderstanding the monsters intentions, drives it away. ........

Source: Wikipedia