1 Season
85 Episode
Battle of the Planets - Season 1 Episode 39 Seals of Sytron
Galactor attacks Sytron, the only mining and storage facility of Galactite Hydronium for the entire earth. Galactite Hydronium is the fuel that powers Earth's spacecrafts and holds her forcefields together. G-Force must defend the island and rescue the workers.
- Year: 1979
- Country: Japan, United States of America
- Genre: Animation, Action & Adventure, Sci-Fi & Fantasy
- Studio: Syndication
- Keyword: future, space travel, based on anime, gatchaman
- Director: Tatsuo Yoshida
- Cast: Ronnie Schell, Casey Kasem, Janet Waldo, Alan Young, Alan Dinehart, Keye Luke