"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
Ramona Lloveras
as Don Álvaro's Wife
Alberto Barcel
as Usher
Adolfo Meyer
as Don Álvaro's Father
Fedora Marini
as Don Álvaro's Mother
Alfredo Almanza
as Police Detective #1
Rafael Diserio
as
Pedro Garza
Roberto Machado
as Police Detective #2
José Rivas
as Porter
Alberto Etchebehere
Director of Photography
Tito Ribero
Original Music Composer
María Luisa Ritterstein
Musician
Eduardo Borrás
Screenplay
Kurt Grun
Makeup Designer
Felipe López
Assistant Director
José María Paleo
Sound Recordist
Eduardo Lerchundi
Costume Designer
Georges Rodenbach
Novel
Orlando Zumpano
Director
Higinio Vecchione
Editor
Mario Fezia
Sound
Alberto Corchi
Camera Operator
Gori Muñoz
Production Design