1 Season
74 Episode
UFO Robot Grendizer - Season 1 Episode 30 The Lightning Rock
A strange rock full of radiation energy lands on Earth and Dr. Umon can't make much of this new phenomenon. At the same time, the Vegans discover this strong source of energy and put it to use in their next saucer beast.
- Country : Japan
- Genre : Action & Adventure, Animation, Sci-Fi & Fantasy
- Director : Go Nagai
- Cast : Kei Tomiyama, Hiroya Ishimaru, Joji Yanami, Chiyoko Kawashima, Kosei Tomita, Kazuko Sawada