Doctor Alberto Robles
Arturo de Córdova
Roque Suazo
Pedro Armendáriz
Médico hospital
José Baviera
José María Linares Rivas
Manuel Arvide
Juan Orraca
Enfermera recepcionista
Lupe Carriles
Don Cirilo
Joaquín Roche
Enfermero hospital
Felipe de Flores
Madre de niño operado
Rosaura Revueltas
(uncredited)
Mario Humberto Jiménez Pons
Toribio, curandero (uncredited)
Guillermo Calles
Soledad
Estela Inda
Prisciliano Sánchez (uncredited)
Enrique Carrillo
Clienta de tendero (uncredited)
Magdalena Estrada
Compadre (uncredited)
Emilio Garibay
Invitada a fiesta de boda (uncredited)
Velia Lupercio
Manuel, tendero (uncredited)
José Muñoz
Camila, la novia (uncredited)
Lucrecia Muñoz
Anciano chismoso (uncredited)
Ignacio Peón
Padre Juan
Domingo Soler
David Acosta
Carlos López Moctezuma
Mauro
Jaime Fernández
Delfino Ruiz
Gilberto González
Dr. Alfonso Gómez Ugarte
Francisco Jambrina
Presidente municipal
Hernán Vera
El novio
Rogelio Fernández
Director
Roberto Gavaldón
Screenplay
Director of Photography
Gabriel Figueroa
Writer
José Revueltas
Producer
Rodolfo Landa
Editor
Charles L. Kimball
Sound Director
José B. Carles
Original Music Composer
Francisco Domínguez
Production Design
Salvador Lozano Mena
Sound Re-Recording Mixer
Galdino R. Samperio
Camera Operator
Ignacio Romero