Issei Futamata

Asagaya Takao (voice)

Miyoko Aoba

Nakano Koenji (voice)

高田由美

Komaba Ikenoue (voice)

Hiroshi Kiyohara

Komaba's Stepbrother (voice)

Ochiai Bo

Dr. Toyama (voice)

Tatsuya Hara

Big Man / Dr. Toyama's Assistant (voice)

Yozo Uno

Hirota (voice)

Kazuko Okada

Female Student (voice)

Kazuko Masu

Female Student (voice)

Nakahata Kiyoko

Female Student (voice)