Private Detective Ippei Shizuno faces off against a serial killer and a wealthy woman's society who runs an illegal gun trade.
| Actor | Role |
|---|---|
 Seizaburō KawazuIppei Shizuno | Ippei Shizuno |
 Chikako MiyagiUtako Wada | Utako Wada |
 Shirō ŌsakaKoji Sugimoto | Koji Sugimoto |
| MMieko HirookaNot listed | Not listed |
 Tomoko KōHideko Yamamura | Hideko Yamamura |
 Tatsuya IshiguroNot listed | Not listed |
 Toshiyuki IchimuraNot listed | Not listed |
 Taizō FukamiNot listed | Not listed |
 Asao SanoNot listed | Not listed |
| KKeishichi NakaharaIchiro Sekiguchi | Ichiro Sekiguchi |
 Saburo HiromatsuNot listed | Not listed |
| AAiko NakayamaTypist A | Typist A |
| HHisae UrashimaTypist B | Typist B |
| KKuniko YamamuraTypist C | Typist C |
| KKeisuke YukiokaTsuruhei Uno | Tsuruhei Uno |
 Tomio AokiNot listed | Not listed |
 Kaku TakashinaMan in car with Osaka plates | Man in car with Osaka plates |