In the fourth film of series, Secret Assignment, Raizo again plays the Jiro Shiina. This time he's out to discover who is spying for the British in the Foreign Ministry, under the code name “Cat's Eye”.
| Actor | Role |
|---|---|
 Raizō IchikawaJiro Shiina | Jiro Shiina |
 Miwa TakadaMisuzu Takakura | Misuzu Takakura |
 Yoko NogiwaAsai | Asai |
 Daisuke KatōKusanagi | Kusanagi |
 Isao YamagataTakakura | Takakura |
 Junichiro YamashitaNot listed | Not listed |
 Ryūtarō GomiNot listed | Not listed |
 Asao UchidaOoniwa | Ooniwa |
 Kōichi MizuharaNot listed | Not listed |
 Saburo DateNot listed | Not listed |
 Yūji HamadaNot listed | Not listed |
| GGen KurokiNot listed | Not listed |
| TTsuyotake MatsudaNot listed | Not listed |
| FFranz GruberNot listed | Not listed |
 Kimiko TachibanaNot listed | Not listed |
| RRyuji KitaNot listed | Not listed |
 Akira KumeNot listed | Not listed |
 Jōtarō SenbaNot listed | Not listed |