Invasion of the Neptune Men

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Astronomer Shinichi Tachibana has a secret identity as the superhero "Iron Sharp" and is well beloved by children. When they are attacked by a group of metallic aliens, Iron Sharp drives the aliens away. The resourceful Tachibana helps develop an electric barrier to block the aliens from coming to the Earth. After several losses by the aliens, they announce that they will invade the Earth, throwing the world into a state of panic.

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Cast

Sonny Chiba actor

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Shinjirō Ehara actor

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Ryuko Mizukami actor

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Mitsue Komiya actor

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Seiichirō Kameishi actor

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Shiro Okamoto actor Rinichi Yamamoto actor

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Kappei Matsumoto actor

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Takashi Kanda actor

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Ken Sudo actor

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Junji Masuda actor

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Koji Sahara actor

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Harold Conway actor

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Yuji Kitamine actor

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Tadashi Minamikawa actor

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Koji Sekiyama actor

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Gōzō Sōma actor

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Akikane Sawa actor

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Masazumi Okabe actor

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Shirō Ōki actor