- 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 — S2E50
Episode: A Little Friendship
Air Date: 1974-01-26
Runtime: 25 min
Overview
Mutant Chameleon is resurrected as Vampire-Chameleon and Marshal Armor sends him on a mission to collect the blood of innocent children. Kazami Shiro befriends young Kenichi, who is despondent because he believes that he has seen a mutant. When Vampire-Chameleon attacks Kenichi's grammar school, Shiro and Joji find themselves in a dilemma, when they face a horde of vampire children they cannot kill�