A young woman hires Viruta y Capulina to find a notorious jewel thief, known as Rostov.
| Actor | Role |
|---|---|
 Kitty de HoyosAlma | Alma |
 Gaspar HenaineCapulina | Capulina |
 Marco Antonio CamposViruta | Viruta |
 Carlos AgostíCarlos | Carlos |
 José JassoChief of detectives | Chief of detectives |
 Francisco JambrinaCol. | Col. |
 Sara GuaschDoña Tina | Doña Tina |
 Roberto MeyerMedical Examiner | Medical Examiner |
| MMargarita VillegasRosario | Rosario |
| GGuillermo HernándezMartial arts master | Martial arts master |
| SSalvador LozanoNot listed | Not listed |
 Ramón BugariniNot listed | Not listed |
| RRolando ArceNot listed | Not listed |