The Black Circle is a Italian film from the Celio Film company.
| Actor | Role |
|---|---|
| AAmedeo CiaffiNot listed | Not listed |
| AAlberto ColloNot listed | Not listed |
| AAngelo GallinaNot listed | Not listed |
 Emilio GhioneNot listed | Not listed |
 Lea GiunchiNot listed | Not listed |
| FFernando RibacchiNot listed | Not listed |