- Country: Japan
- Genres: Action, Adventure, Sci-Fi
- Release: 1974-07-25
- Director: N/A
- Writers: Shōtarō Ishinomori
- Language: Japanese
- Stars: Ryô Hayami , Ryô Hayami , Jun Mizunoe , Hiroshi Fujioka , Hiroshi Fujioka , Takeshi Sasaki , Takeshi Sasaki , Hiroshi Miyauchi , Hiroshi Miyauchi , Akira Yamaguchi , Akira Yamaguchi , Akiji Kobayashi
- Runtime: min
- Awards: N/A
- AKA: Go-Nin Raidâ tai kingu Dâku (Japan) , Go-nin Rider tai King Dark (Japan) , Kamen Rider X: Five Riders vs. King Dark (United States of America) , Kamen Rider X vs. King Dark , П'ять Райдерів проти Кінг Дарка (Ukraine) , Kamen Raidâ X: Go-Nin Raidâ tai kingu Dâku , Kamen Rider X: Five Riders vs. King Dark (United Kingdom) , Kamen Rider X: Go-nin Rider tai King Dark (Japan) , 五人ライダー対キングダーク (Japan) , Masked Rider X: Five Riders vs. King Dark , Kamen Rider X: Five Riders vs. King Dark
- Plot:
During a motocross practice, Keisuke Jin is ambushed by two Myth Cyborgs created by a secret organization that’s attempting to control Japan, G.O.D. (Government of Darkness). He transforms into Kamen Rider X, but little does he know that his battle is recorded and analyzed by King Dark, G.O.D.’s commander, to create a super cyborg. Other G.O.D. cyborgs are attacking all over Tokyo and in the middle of the crisis, the original four Riders return to Japan from different countries around the world. The five Riders unite to lead a counter attack against G.O.D.
- IMDB:tt0156250
Kamen Rider X: Five Riders vs. King Dark Cast · · · ALL
Ryô Hayami
Keisuke Jin / Kamen Rider X
Hiroshi Fujioka
Takeshi Hongo / Kamen Rider #1
Takeshi Sasaki
Hayato Ichimonji / Kamen Rider #2
Hiroshi Miyauchi
Shiro Kazami / Kamen Rider V3
Akira Yamaguchi
Jôji Yûki / Riderman
Akiji Kobayashi
Tobei Tachibana
Reiko Niwa
Chisako (as Chisako Kosaka)
Jun Mizunoe
Etsuko