A notable opera singer tries to commit suicide because of a emotional breakdown. While hospitalized in a psychiatric clinic, her daughter cautiously approaches the man she considers to be the blame for the state of her mother in order to gain her revenge.
| Actor | Role |
|---|---|
 Sue VannerAna (as Sue Wanner) | Ana (as Sue Wanner) |
 Alberto de MendozaDavid | David |
 Julia Gutiérrez CabaMarta | Marta |
 Helga LinéGabriela | Gabriela |
| BBarta BarriCronometrador (as Barta Barry) | Cronometrador (as Barta Barry) |
 Luis PrendesDoctor | Doctor |
| EEduardo BeaPedro | Pedro |
 Antonio VicoMiguel | Miguel |
 Raquel RodrigoInternada 1ª | Internada 1ª |
| CCarmen SorellCamarera | Camarera |