A mute woman, traumatized by her parents' death, faces new horrors when her cousin is murdered by a suspected killer. As danger looms, the truth proves far more complex.
| Actor | Role |
|---|---|
 Carroll BakerMartha Caldwell | Martha Caldwell |
 Alan ScottDr. Laurent | Dr. Laurent |
 Ida GalliJenny Ascot | Jenny Ascot |
 Eduardo FajardoMarcos | Marcos |
 Silvia MonelliAnnie Britton | Annie Britton |
 George RigaudRalph | Ralph |
 Franco FantasiaInspector Duran | Inspector Duran |
| DDada GallottiMayor's Wife | Mayor's Wife |
 Lorenzo RobledoVice Commissioner | Vice Commissioner |
 Olga GherardiRosalie | Rosalie |
 José MarcoFather Martin | Father Martin |
| LLuca SportelliCapo Stazione | Capo Stazione |
 Ángel MenéndezJudge | Judge |
 Fabián Conde(uncredited) | (uncredited) |
 Ágata Lys(uncredited) | (uncredited) |
| AAntonio Orengo- | - |
 Ricardo Valle- | - |
| RRosa M. RodríguezChristina | Christina |
| AAgustín BescosPharmacist (uncredited) | Pharmacist (uncredited) |
 Beni Deus(uncredited) | (uncredited) |
| LLorenzo GonzálezNot listed | Not listed |
| FFrancisco RuizNot listed | Not listed |
 Romano MoraschiniPoliceman (uncredited) | Policeman (uncredited) |