- 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 — S1E61
Episode: Monster Catfishgiller's Electric Hell
Air Date: 1972-05-27
Runtime: 25 min
Overview
Doctor Reaper returns to Shocker's Japan branch of Katsugawa Island along with Catfishgiller who he remodeled from an electric catfish.