OOO 10th! Kamen Rider Birth: The Secret Birth of Birth X!
17m·Action, Science Fiction
While testing the Birth X Driver, Shintaro Gotou is shunted into a parallel world filled with many familiar faces in unfamiliar places. Can he master the secrets of the Birth X Driver and return home?
| Actor | Role |
|---|---|
 Asaya KimijimaShintaro Goto / Kamen Rider Birth X | Shintaro Goto / Kamen Rider Birth X |
 Hiroaki IwanagaAkira Date | Akira Date |
 Mayuko ArisueErika Satonaka | Erika Satonaka |
 Takashi UkajiKousei Kougami | Kousei Kougami |
 Riho TakadaHina Izumi / Kamen Rider OOO | Hina Izumi / Kamen Rider OOO |
 Shu WatanabeEiji Hino | Eiji Hino |
 Ryosuke MiuraDr. Ankh | Dr. Ankh |
| YYusuke YamadaUva | Uva |
| TTaito HashimotoKazari | Kazari |
 Honoka YahagiMezool | Mezool |
 Hiroyuki MatsumotoGamel | Gamel |
| MMarie KaiChiyoko Shiraishi / Kamen Rider Birth | Chiyoko Shiraishi / Kamen Rider Birth |
 Akira KushidaO Scanner (voice), X Unit (voice) | O Scanner (voice), X Unit (voice) |
 Jouji NakataBirth Driver (voice) | Birth Driver (voice) |