 Toshio KurosawaProfessor Shiraki | Professor Shiraki |
| MMariko MochizukiKumi Saijou | Kumi Saijou |
 Kunie TanakaDr. Shimomura | Dr. Shimomura |
 Shin KishidaThe Principal | The Principal |
 Katsuhiko SasakiProfessor Yoshi | Professor Yoshi |
| MMio OutaYukiko Mitamura | Yukiko Mitamura |
 Mika KatsuragiPrincipal's Wife | Principal's Wife |
| KKeiko AramakiKyôko Hayashi | Kyôko Hayashi |
 Midori TakeiThe Girl in Flashback | The Girl in Flashback |
 Yūnosuke ItōTakakura / Detective | Takakura / Detective |
| YYasuko AgawaKeiko Nonomiya, Student in Blue Negligee | Keiko Nonomiya, Student in Blue Negligee |
| YYasuko AgawaKeiko Nonomiya | Keiko Nonomiya |
| SSusugu KatayamaShimazaki- Man in Hospital | Shimazaki- Man in Hospital |
 Haruo SuzukiGuard in the school | Guard in the school |
 Tadao FutamiStation Employee | Station Employee |
| KKazuya OguriHosoya - Acting Principal | Hosoya - Acting Principal |
| TToshio HosoiPsychiatric Nurse | Psychiatric Nurse |
| SSeiji YoshidaDetective Tsuchiya | Detective Tsuchiya |
| RRokumi HosakaFemale Student B | Female Student B |
| MMariko YoshidaFemale Student A | Female Student A |
| RRoger BreenCaucasian | Caucasian |
 Kanzō UniFight Double | Fight Double |
| Yūnosuke ItōDetective Takakura | Detective Takakura |
 Barry HaighProfessor Shiraki (voice) (uncredited) | Professor Shiraki (voice) (uncredited) |
 Matthew OramDr. Shimomura / Principal (voice) (uncredited) | Dr. Shimomura / Principal (voice) (uncredited) |
