"A young singer falls madly in love with a man, with whom she forms a family. Problems, however, are not long in coming when she receives unfair accusations."
Libertad Lamarque
as Isabel / Issa Valetti
Emilia Guiú
as Amanda
José María Linares Rivas
as Federico Montero
Alejandro Ciangherotti
as Antonio Quintero
María Gentil Arcos
as Lupe, nana
Amparo Arozamena
as Pepita
Xavier Loyá
as Raúl, adulto
Francisco Jambrina
as Marcos
José Pidal
as Vázquez, empresario
Victorio Blanco
as Teatrero (no acreditado)
Gloria Cansino
as Empleada de teatro (no acreditada)
Elisa Christy
as Gloria (no acreditada)
Álvaro Matute
as Empleado de teatro (no acreditado)
Roberto Meyer
as Comisario (no acreditado)
Acela Vidaurri
Alfredo B. Crevenna
Director
Edmundo Báez
Screenplay
Egon Eis
Janet Alcoriza
Story
Luis Alcoriza
Manuel Esperón
Music
José Ortiz Ramos
Cinematography