Hiroya Ishimaru
Kôji Kabuto
When a mysterious gigantic monster, called Dragosaur, appears from the depth of the oceans and threatens the world, a team of super-robots from Japan is activated and sent out to defeat it: Grendizer, The Great Mazinger and Getter G.
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Hiroya Ishimaru
Kôji Kabuto
Akira Kamiya
Ryo Nagare
Minori Matsushima
Sayaka Yumi
Yumi Nakatani
Jun Honô
Keiichi Noda
Tetsuya Tsurugi
Ken'ichi Ogata
Mucha
Hiroshi Ôtake
Boss
Kotoe Taichi
Sayaka Yumi
Kôsei Tomita
Dr. Saotome
Kei Tomiyama
Daisuke Umon
Kei Tomiyama
Duke Fleed
Keaton Yamada
Hayato Jin
Jôji Yanami
Dr. Umon
Jôji Yanami
Professor Yumi
Rihoko Yoshida
Michiru Saotome
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