"Mario marries Blanca, the queen of operetta, but after their daughter is born, they separate and she leaves on a world tour to continue her artistic career. Meanwhile, he stays behind and waits with the baby until they reunite again."
Fernando Soler
as Don Pedro Rufo
Sofía Álvarez
as Blanca de la Fuente
Joaquín Pardavé
as Don Margarito Pimentel
Luis Aldás
as Mario Montes
Dolores Camarillo
as Nana Felisa
Manuel Noriega
as Don Luis de la Fuente
Enrique García Álvarez
as Padre de Mario
Ramiro Gómez Kemp
as Tenor
Griselda Short
as Blanquita niña
Pastor Torres
as Director de orquesta
Daniel Arroyo
as Invitado fiesta (uncredited)
Francisco Beal
Carmen Cabrera
as Invitada fiesta (uncredited)
María Calvo
as Nana de Blanquita (uncredited)
Gustavo Carrillo
as Espectador teatro (uncredited)
Ricardo Carti
Carmen Cipriani
Julio Daneri
as Amigo de Margarito (uncredited)
José Escanero
Edmundo Espino
as Actor en teatro (uncredited)
Lidia Franco
Carmelita González
Manuel Jarero
Félix Lapeña
as (uncredited)
Raúl Lechuga
as Mesero (uncredited)
Héctor Mateos
Álvaro Matute
as Hombre bailando fiesta (uncredited)
Ernesto Monato
Ignacio Peón
Rafael Plaza Balboa
Manuel Pozos
Javier Puente
Carlos Rincón Gallardo
as Florista (uncredited)
Amelia Rivera
as Criada (uncredited)
Humberto Rodríguez
as Traspunte (uncredited)
Félix Samper
Victoria Sastre
Diana Solórzano
as Sra. Esperanza Rivas (uncredited)
Elia Vélez
Gregorio Walerstein
Producer
Jack Draper
Director of Photography
Mario González
Editor
Luis Moya
Production Design
Armando Valdés Peza
Costume Design
Makeup Artist
Alfredo Ripstein Jr.
Production Manager
Manuel Rodriguez
Julio Cahero
Assistant Director
B.J. Kroger
Sound
Juan Manuel Rodríguez
Alvaro Gonzalez
Camera Operator
José Benavides hijo
Director
Writer
Rosalío Ramírez
Original Music Composer
Federico Ruiz