Kazuya Oki volunteers to undergo cybernetic surgery in the International Space Development Program in the United States to become an astronaut who can survive in outer space without the need for a bulky external suit. After a successful operation, he is given the codename "Super-1". Before he can depart for space, however, the base where he received his operation is attacked by the Dogma Kingdom. Only Kazuya can escape and is determined to avenge the deaths of the scientists, he returns to Japan and is trained by a martial arts expert, Master Genkai. With this knowledge, he can transform into the powerful Kamen Rider Super-1 to fight the evil Dogma Kingdom and later Jin Dogma.
as Kazuya Oki / Kamen Rider Super-1
as Genjiro Tani
as Masao Kozuka (Choro)
as Harumi Kusanami
as Ryo Kusanami
as Masako Mizunuma
as Daisuke Akita
as Shigeru Matsuoka
as Mamoru Murayama
as Takeshi Tanaka
as Michiru Ishikawa
as Masaru Ishikawa
as Emperor Terror Macro
as General Megarl
as Marshal Devil
as Commander Onibi
as Staff Officer Witch
as Professor Ghost
as Princess Yokai
as Narration (voice)
