Grendizer, Getter Robo G, Great Mazinger: Decisive Battle! The Great Sea Monster
(1976)

Released: 1976-07-18

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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

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Akira Kamiya

as Ryo Nagare

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Hiroya Ishimaru

as Kôji Kabuto

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Keaton Yamada

as Hayato Jin

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Kei Tomiyama

as Daisuke Umon / Duke Fleed

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Keiichi Noda

as Tetsuya Tsurugi

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Joji Yanami

as Dr. Umon / Professor Yumi

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Rihoko Yoshida

as Michiru Saotome

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Kosei Tomita

as Dr. Saotome

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