松井菜桜子
Rem Ayanokouji (voice)

内海賢二
Junichirō Sakaki (voice)

Tamio Ôki
Mephisto (voice) / Dr. Shimura (voice)

龍田直樹
Beta (voice) / Cop 1 (voice) / Narrator

池田秀一
Kidō Kaimaru (voice) / Umimaru Kidō (voice)

Masumi Gotō
Alpha (voice)

速水奨
Enkō (voice)

篠原恵美
Elizabeth (voice)

高田由美
Yumi Kiyohara (voice) / Girl A (voice)

Kenyū Horiuchi
Tomomori Taira (voice) / Doctor (voice) / Naoto (voice)

吉田美保
Tomomi Bishū (voice) / Miyuki Gōtokuji (voice)

勝生真沙子
Saeko Asuka (voice) / Demonic lady (voice)

銀河万丈
Daimaō (voice)

八奈見乗児
Butler (voice)

滝沢ロコ
Sakaki's wife (voice)

飯塚昭三
Mr. Gōtokuji (voice)

鷹森淑乃
Yukari Sakaki (voice)

Hirotaka Suzuoki
P.E. teacher (voice)

小宮和枝
Rem's mother (voice)

富山敬
Kyōko (voice)