After a period of sorrow, Fernando de Arellano, a rich businessman who has recently lost his young wife Blanca from a serious ilness, meets Mónica, who looks identical to her.

Laura Hidalgo
as Blanca / Mónica

Hugo del Carril
as Fernando de Arellano

Gloria Ferrandiz
as Housekeeper Sabina

Ricardo Galache
as Doctor Santillán

Pedro Laxalt
as Don Álvaro - Medical Doctor

Francisco López Silva
as Butler Esteban

Eduardo Rudy
as Luis Marcel / Mauricio Pontier

Ricardo de Rosas
as Coachman Bernabé

Víctor Martucci
as Doctor - Santillán's Friend

Lilí Gacel
as Handmaid Herminia