The Friend Who Becomes Demon

Kouki Tanioka

Masao Den

Yuuhei Kurachi

Kyousuke Shida

Yukio Itô

Kensaku Shiraishi

Kenji Ohba

Shirou Akebono

Diane Martin

Diane Martin

Daisuke Ban

Makoto Jin

Naomi Hagi

Maria Nagisa

Chiyonosuke Azuma

General Tetsuzan Kurama

Shozo Iizuka

Satan Egos (voice)

Tōru Ōhira

Narrator

Takeshi Watabe

Hyde Monster (voice)

Shinji Tôdô

Naoto Sekine

Kazuya Tokimoto

Professor Yasuhara

Gen Miyazawa

Professor Takamatsu

Misako Okamoto

Noriko

Keiko Yokoyama

Girlfriend

KIyonobu Kimura

Boyfriend