Mi campeón

Niní Marshall

Doña Lupe; Cándida (as Nini Marshal)

Joaquín Pardavé

Don Choforito Moreno

Fernando Fernández

Luis

Rosita Arenas

Rosita

Beatriz Aguirre

Doña Rosa Morfín Valenzuela

Miguel Arenas

Don Ramiro

Pepe del Río

Nacho (as José del Río)

Wolf Ruvinskis

Pablo Rivas

Libertad Lamarque

Cantante

Germán Valdés

Tin Tan

Marcelo Chávez

Marcelo

Agustín Lara

Agustín

Gloria Mestre

Bailarina

Lina Salomé

Bailarina

Armando Acosta

Espectador del boxeo (uncredited)

Jesús Gómez

Espectador del boxeo (uncredited)

Carlos Robles Gil

Espectador del boxeo (uncredited)

Jaime Fernández

Espectador del fútbol americano (uncredited)

Miguel Ángel López

Espectador del fútbol americano (uncredited)

Joaquín Roche

Espectador de la pelea del Choforito (uncredited)

José Muñoz

Espectador (uncredited)

Gregorio Acosta

Grandote en pelea del choforito (uncredited)

Eduardo Alcaraz

Señor Maccini (uncredited)

Daniel Arroyo

Invitado a fiesta (uncredited)

Lupe Carriles

Invitada a fiesta (uncredited)

Cecilia Leger

Invitada a fiesta (uncredited)

Velia Lupercio

Invitada a fiesta (uncredited)

José Pardavé

Invitado a fiesta (uncredited)

Humberto Rodríguez

Invitado a fiesta (uncredited)

María Valdealde

Invitada a fiesta (uncredited)

Hernán Vera

Invitado a fiesta (uncredited)

Stephen Berne

Entrenador (uncredited)

Maria Luisa Cortés

La murcielaga (uncredited)

Pascual García Peña

Asistente del Choforito (uncredited)

Conchita Gentil Arcos

Empleada de doña Lupe (uncredited)

Álvaro Matute

Chofer (uncredited)

José Luis Moreno

Niño (uncredited)

Antonio «Pícoro» Padilla

Anunciador (uncredited)

Julio Sotelo

Anunciador (uncredited)

Salvador Quiroz

Doctor (uncredited)