Takeshi Hongo/Kamen Rider 1

Sôsuke Ikematsu

Ruriko Midorikawa

Minami Hamabe

Hayato Ichimonji / Kamen Rider No. 2

Tasuku Emoto

Haichi Augment-01/Hachiôgu

Nanase Nishino

Hiroshi Midorikawa

Shin'ya Tsukamoto

Ichirō Midorikawa / Kamen Rider No. 0

Mirai Moriyama

Kamakiri Chameleon Augment-01

Kanata Hongo

Koumori Augment-01

Toru Tezuka

Founder of Shocker

Suzuki Matsuo

Kumo Augment-01 (voice)

Nao Omori

Ken Yasuda

Tôru Nakamura

Sasori Augment-01

Masami Nagasawa

Mikako Ichikawa

Ken Yasuda

K (voice)

Tori Matsuzaka

Shoko Midorikawa

Mikako Ichikawa

Tobei Tachibana

Yutaka Takenouchi

Jiro Taki

Takumi Saitoh

Man in a Business Suit

Shuhei Uesugi