Godzilla vs. Megalon

Inventor Goro Ibuki creates a humanoid robot named Jet Jaguar. It is soon seized by an undersea race of people called the Seatopians. Using Jet Jaguar as a guide, the Seatopians send Megalon as vengeance for the nuclear tests that have devastated their society.

• Jun FukudaDirector
• Riichirō ManabeOriginal Music Composer
• Jun FukudaScreenplay

• Katsuhiko SasakiInventor Goro Ibuki
• Yutaka HayashiHiroshi Jinkawa
• Hiroyuki KawaseRokuro 'Roku-chan' Ibuki
• Kanta MoriJapan Special Defense Forces Chief
• Kotaro TomitaLead Seatopian Agent
• Ulf OtsukiSeatopian Agent
• Sakyo MikamiTruck Driver's Assistant
• Fumiyo IkedaMan from Unit 1
• Robert DunhamEmperor Antonio of Seatopia
• Gentaro NakajimaTruck Driver
• Ralph JesserAntonio's Aide (Radio Operator in White)
• Shinji TakagiGodzilla