- Country: Japan
- Genres: Action, Drama, Fantasy
- Release: 2008-08-09
- Director: Ryuta Tasaki
- Writers: Shōtarō Ishinomori , Toshiki Inoue
- Language: Japanese
- Stars: Kōji Seto , Kōji Seto , Kouhei Takeda , Kouhei Takeda , Kato Keisuke , Nana Yanagisawa , Yû Takahashi , Kohei Kumai , Rina Koike , Kenji Matsuda , Yuuki Ogoe , Eiji Takigawa
- Runtime: 68 min
- Awards: N/A
- AKA: Gekijōban Kamen Raidā Kiba Makaijō no Ō (Japan) , Gekijouban Kamen Raida Kiba Makaijou no Ou (Japan) , 仮面ライダーキバ 魔界城の王 (Japan) , Gekijoban Kamen Raida Kiva Makaijo no O (Japan) , 劇場版 仮面ライダーキバ 魔界城の王 (Japan) , Movie Version Kamen Rider Kiva: King of the Castle in the Demon World (United States of America) , Kamen Rider Kiva: King of the Castle in the Demon World (United Kingdom) , Movie Version Kamen Rider Kiva: King of the Infernal Castle (United States of America) , Kamen Rider Kiva: King of the Castle in the Demon World (United States of America) , Kamen Rider Kiva the Movie: King of the Infernal Castle (United States of America) , げきじょうばん かめんライダーキバ まかいじょうのおう (Japan) , Kamen Rider Kiva the Movie: King of Hell's Castle (United States of America) , Kamen Rider Kiva: King of the Castle in the Demon World , Masked Rider Kiva the Movie (United States of America) , Gekijouban Kamen Raidaa Kiba Makaijou no Ou (Japan) , Kamen Rider Kiva the Movie (United States of America) , Masked Rider Kiva the Movie: King of the Castle in the Demon World (United States of America) , Movie Version Masked Rider Kiva: King of the Castle in the Demon World (United States of America) , Masked Rider Kiva: King of the Infernal Castle (United States of America) , Gekijôban kamen raidâ Kiba: Makaijô no ô , Gekijouban Kamen Raida Kiva Makaijou no Ou (Japan) , Kamen Rider Kiva the Movie: King of the Castle in the Demon World (United States of America) , 劇場版 仮面ライダーキバ 魔界城の王 (Japan)
- Plot:
When a powerful new foe known as the Legendorga arises in 2008, Wataru investigates the mystery behind the crisis, which brings him in contact with a man Nago once knew, Shiramine Takato, whose 3WA also possess their own Rider System. When Shiramine explains how everything began in 1986, Wataru uses Castle Doran’s Time Door to travel back in time, leading him to meet his father face-to-face at last. But has Wataru managed to change the future, or will the Legendorga still rise and enslave humanity?
- IMDB:tt1285118
Kamen Rider Kiva: King of the Castle in the Demon World Cast · · · ALL
Ryuta Tasaki
Director
Kōji Seto
Wataru Kurenai / Kamen Rider Kiva
Kouhei Takeda
Otoya Kurenai / Kamen Rider Ixa Prototype
Nana Yanagisawa
Megumi Aso / Kamen Rider Ixa
Tomokazu Sugita
Kivat-Bat the 3rd (voice)
Kato Keisuke
Keisuke Nago / Kamen Rider Ixa
Rina Koike
Shizuka Nomura
Kenji Matsuda
Jiro / Garulu
Yuuki Ogoe
Ramon / Basshaa
Houka Kinoshita
Akira Kido
Kazuhiko Kanayama
Mamoru Shima
Rei Okamoto
Natsuki Tsukue
Toshihiko Seki
Penetentiary Officer Sanjo
Koji Yusa
Shogi Player
Masaki Terasoma
Teacher
Kenichi Suzumura
Soccer Player
Rina Akiyama
Policewoman
Yoshifumi Oshikawa
Prison Guard
Seiji Takaiwa
Policeman
Akira Ishida
Tatsulot (voice)
Norio Wakamoto
Arc Kivat (voice), Rey Kivat (voice)
Toru Okawa
Mummy Legendorga (voice)
Emi Shinohara
Medusa Legendorga (voice)
Yoshinori Fujita
Gargoyle Legendorga (voice)