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

July. 18,1976      
Rating:
7.1
Trailer Synopsis Cast

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

Akira Kamiya as  Ryo Nagare
Hiroya Ishimaru as  Kôji Kabuto
Keaton Yamada as  Hayato Jin
Kei Tomiyama as  Daisuke Umon / Duke Fleed
Keiichi Noda as  Tetsuya Tsurugi
Joji Yanami as  Dr. Umon / Professor Yumi
Rihoko Yoshida as  Michiru Saotome
Hiroshi Ôtake as  Boss
Kosei Tomita as  Dr. Saotome

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