- Ryutaro Imai (Baku Yorozu / Kamen Rider ZEZTZ)
- Maho Horiguchi (Nem)
- Kenta Mishima (Tetsuya Fujimi)
- Rina Onuki (Nasuka Nagumo)
- Miki Yagi (Minami Yorozu)
- Yuki Furukawa (NOX)
- Jay Kabira (Zero (voice))
- Koichi Yamadera (ZEZTZ Driver (voice))
Kamen Rider — S1E12
Episode: Murder, Yamogelas
Air Date: 1971-06-19
Runtime: 25 min
Overview
Doctor Shirakawa has invented a death ray but tries to seal his invention away, while his aid Shibata conspires with Shocker and is remodeled into the monster Geckogeras, making secret plans to take the death ray.