An expedition in the South Pacific lands on a tropical island where the natives worship the mysterious deity Gappa. An earthquake opens up an underground cavern and a baby reptile is discovered inside. The natives warn the foreigners to leave the hatching alone, but they don't listen and take it back to a zoo in Japan. Soon after, moma and papa Gappa start smashing Tokyo looking for their kidnapped child.

Cast:Tamio Kawachi, Yōko Yamamoto, Yuji Okada, Kōji Wada, Tatsuya Fuji, Keisuke Inoue,

Genre:Horror, Science Fiction, Action,

country:Japan,

Production:Nikkatsu Corporation, Manson International, Far East Laboratory,