- Shu Watanabe
- Eiji Hino / Kamen Rider OOO
- Mayuko Arisue
- Erika Satonaka
- Taito Hashimoto
- Kazari
- Satoshi Hino
- Goda
- Hiroaki Iwanaga
- Akira Date
- Marie Kai
- Chiyoko Shiraishi
- Asaya Kimijima
- Shintaro Goto
- Akira Kushida
- OOO Equipment
- Hiroyuki Matsumoto
- Gamel
- Honoka Miki
- Meezol (Human Form)
- Ryosuke Miura
- Ankh
- Jôji Nakata
- Narration / Birth Equipment (voice)
- Riho Takada
- Hina Izumi
- Takashi Ukaji
- Kousei Kougami
- Yusuke Yamada
- Uva
- Yukana
- Mezool
