Poster for the movie Grendizer, Getter Robot G, Great Mazinger: Decisive Battle! The Great Sea Monster

Grendizer, Getter Robot G, Great Mazinger: Decisive Battle! The Great Sea Monster

1975 Children

Getter Robot pilots pursue the UFO that attacked professor Alcyone's research center. They battle the alien ship but are defeated, leaving Great Mazinger as the only hope for rescue.

      • Sign in to Add favorite
      • Report a problem

      Upcoming TV Listings for Grendizer, Getter Robot G, Great Mazinger: Decisive Battle! The Great Sea Monster

      Sorry, there are no upcoming listings.