The last of the four feature-length follow-up specials to Taiyo ni Hoero! Nanamagari Police Station Investigation Division 1.
| Actor | Role |
|---|---|
 Hiroshi TachiEisuke Yamaoka (Boss) | Eisuke Yamaoka (Boss) |
 Ken KanekoJun Matsuura | Jun Matsuura |
 Megumi OjiMami Asakawa | Mami Asakawa |
| YYuji MiyashitaYutaka Kitahara | Yutaka Kitahara |
| YYuji NaniwaHamamura Junji | Hamamura Junji |
 Shunsaku KudoYoshio Kawabe | Yoshio Kawabe |
| HHiroshi KurotetsuShuzo Shibasaki (Nagasan) | Shuzo Shibasaki (Nagasan) |
 Keiko TakahashiShinko Uchida | Shinko Uchida |