"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
Jesús Sotomayor Martínez
Producer
Hugo Velasco
Camera Operator
Reynaldo P. Portillo
Editor
José María Fernández Unsáin
Screenplay
Agustín Rodríguez
Assistant Production Coordinator
Sigfrido García
Assistant Editor
Story
Sergio Guerrero
Music
Raúl Argumedo
Still Photographer
Rodolfo Solís
Dialogue Editor
Julio Guerrero Tello
Production Controller
Agustín Martínez Solares
Cinematography
María del Castillo
Makeup Artist
Enrique Rodríguez
Sound Director
Edgardo Obregón Mazón
Carlos Savage
Heberto Dávila Guajardo
Executive Producer
Miguel Sotomayor Martinez
Production Supervisor
Humberto Gavaldón
Script Supervisor
Américo Fernández
Assistant Director
José Rodríguez Granada
Production Design