All Cast
Shu Watanabe
Eiji Hino / Kamen Rider OOO
Ryosuke Miura
Ankh / Shingo Izumi
Riho Takada
Hina Izumi
Hiroaki Iwanaga
Dr. Akira Date / Kamen Rider Birth
Asaya Kimijima
Shintaro Gotou / Kamen Rider Proto Birth
Mayuko Arisue
Erika Satonaka
Marie Kai
Chiyoko Shiraishi
Takashi Ukaji
Kousei Kougami
Yusuke Yamada
Uva
Taito Hashimoto
Kazari
Hiroyuki Matsumoto
Gamel
Honoka Yahagi
Mezool
Yukana
Mezool (voice)
Atsuki Tani
Ancient OOO (voice)
