Grendizer, Getter Robo G, Great Mazinger: Decisive Battle! The Great Sea Monster 1976 Directed by Masayuki Akehi グレンダイザー・ゲッターロボＧ・グレートマジンガー 決戦！大海獣
A giant sea monster known as Dragonsaurus has emerged from out of nowhere, terrorizing the depths of the oceans. Great Mazinger, Grendizer and the Getter Robo G team join forces to combat the new threat. But their task becomes more complicated when Dragonsaurus swallows up Boss Borot and makes its way towards Tokyo. Source: ANN
Release Date 18 July 1976
31 mins
Cast
Akira Kamiya
Ryo Nagare
Hiroya Ishimaru
Kôji Kabuto
Keaton Yamada
Hayato Jin
Kei Tomiyama
Daisuke Umon / Duke Fleed
Keiichi Noda
Tetsuya Tsurugi
Joji Yanami
Dr. Umon / Professor Yumi
Rihoko Yoshida
Michiru Saotome
Hiroshi Ôtake
Boss
Kosei Tomita
Dr. Saotome
