Cast (21)
Katsuhiko SasakiInventor Goro Ibuki
Hiroyuki KawaseRokuro 'Roku-chan' Ibuki
Yutaka HayashiHiroshi Jinkawa
Robert DunhamEmperor Antonio of Seatopia
Kotaro TomitaLead Seatopian Agent
Ulf OtsukiSeatopian Agent
Gentaro NakajimaTruck Driver
Sakyo MikamiTruck Driver's Assistant
Fumiyo IkedaMan from Unit 1
Kanta MoriJapan Special Defense Forces Chief
Ralph JesserAntonio's Aide (Radio Operator in White)
Eisuke NakanishiNarrator
Shinji TakagiGodzilla
Hideto OdachiMegalon
Tsugutoshi KomadaJet Jaguar
Masachika MoriJet Jaguar
Kenpachirō SatsumaGigan
Gorō NayaEmperor Atonio of Seatopia (voice)
Haruo Nakajima
Kôetsu ÔmiyaAnguirus
