A novice private detective is on the trail of a serial strangler in Mexico City.
| Actor | Role |
|---|---|
 Sergio GoyriHéctor Belascoaran Shayre | Héctor Belascoaran Shayre |
 Rebecca JonesGirl with a ponytail | Girl with a ponytail |
 Wolf RuvinskisLeclerc | Leclerc |
 Eduardo López RojasGilberto | Gilberto |
| LLorenzo de RodasThe Wizard | The Wizard |
 Lisa OwenElisa | Elisa |
 Bruno BichirCarlos Vargas | Carlos Vargas |
 Guillermo GilPancho Ventura | Pancho Ventura |
| TTelly FilippiniNot listed | Not listed |