Kamen Rider Decade: All Riders vs. Dai-Shocker
Directed by Osamu Kaneda
Plot
Tsukasa travels to his home world of the World of Decade, where he discovers the origin of his powers and his true heritage as the leader of Dai-Shocker. The film features all ten of the lead Heisei Kamen Riders, as well as all of the Shōwa period Kamen Riders, leading to a total of 25 Riders.
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Cast
Masahiro Inoue
Tsukasa Kadoya / Kamen Rider Decade
Ryouta Murai
Yusuke Onodera / Kamen Rider Kuuga
Kanna Mori
Natsumi Hikari
Kimito Totani
Daiki Kaito / Kamen Rider Diend
Renji Ishibashi
Eijiro Hikari / Doctor Shinigami
Tatsuhito Okuda
Narutaki
Moe Arai
Sayo Kadoya
Ryuichi Ohura
Nobuhiko Tsukikage / Shadow Moon
GACKT
Jôji Yûki
Tetsuo Kurata
Kotaro Minami / Kamen Rider Black / Kamen Rider Black RX
Toshiki Kashû
Shouichi Tsugami / Kamen Rider Agito
Riku Ichikawa
Young Tsukasa Kadoya
Momoka Ishii
Young Sayo Kadoya
Ren Osugi
Ambassador Hell
Seizo Kato
General Jark (voice)