Sosuke Ikematsu Takeshi Hongo / Kamen Rider Minami Hamabe Ruriko Midorikawa Tasuku Emoto Hayato Ichimonji / Kamen Rider No. 2 Mirai Moriyama Ichirō Midorikawa / Kamen Rider No. 0 Nanase Nishino Hiromi / Hachi Augment-01 Toru Tezuka Komori Augment-01 Nao Omori Kumo Augment-01 (voice) Kanata Hongo Kamakiri Chameleon Augment-01 Masami Nagasawa Sasori Augment-01 Tori Matsuzaka K (voice) Shinya Tsukamoto Hiroshi Midorikawa Yutaka Takenouchi Tobei Tachibana Takumi Saitoh Jiro Taki Suzuki Matsuo Founder of Shocker Toru Nakamura Hongo Takeshi's Father Mikako Ichikawa Shoko Midorikawa Ken Yasuda Criminal Shuhei Uesugi Man in a Business Suit