"A young man eagerly prepares for triumph as a boxer in a neighborhood gym with the firm intention of escaping poverty to marry his girlfriend, who sings in a nightclub."
Javier Solís
as Javier
Fernando Soler
as Don Fer
Sonia López
as Sonia
Joaquín Cordero
as Arturo
Oscar Madrigal
as Himself
Ramón Valdés
as Gancho
Gina Romand
as Amante de Óscar
Carlos León
as Doctor
Cecilia Leger
as Doña Encarna
Antonio «Pícoro» Padilla
as Presentador de boxeo
Mario Sevilla
as Maestro de ceremonias
Chelo La Rue
as
Felipe de Flores
Rafael Baledón
Director
José María Fernández Unsáin
Story
Américo Fernández
Assistant Director
Edgardo Obregón Mazón
Jesús Sotomayor Martínez
Producer
Hugo Velasco
Camera Operator
José Rodríguez Granada
Production Design
Agustín Rodríguez
Assistant Production Coordinator
Raúl Argumedo
Still Photographer
Sigfrido García
Assistant Editor
Julio Guerrero Tello
Production Controller
Miguel Sotomayor Martinez
Production Supervisor
Screenplay
Heberto Dávila Guajardo
Executive Producer
Carlos Savage
Editor
María del Castillo
Makeup Artist
Sergio Guerrero
Music
Rodolfo Solís
Dialogue Editor
Humberto Gavaldón
Script Supervisor
Agustín Martínez Solares
Cinematography
Enrique Rodríguez
Sound Director
Reynaldo P. Portillo