Cantinflas
Rosita
Silvia Pinal
Amigo de Raúl en fiesta (uncredited)
Ricardo Adalid
Felipe de Flores
Masajista (uncredited)
Stephen Berne
Hombre en velorio (uncredited)
Victorio Blanco
Rodolfo Calvo
Miembra del patronato (uncredited)
Carmen Cabrera
María Valdealde
Miembro del patronato (uncredited)
Paco Martínez
Félix Samper
Estudiante inteligente (uncredited)
Jaime Calpe
Don Sebastian, el profe
Carlos Martínez Baena
Estudiante (uncredited)
José Luis Moreno
Ismael Pérez 'Poncianito'
Jorge Pérez
Vecina chismosa (uncredited)
Lupe Carriles
María Gentil Arcos
Vecina (uncredited)
Lupe del Castillo
Vecino (uncredited)
Regino Herrera
El tarzán, vecino pachuco (uncredited)
Enrique Carrillo
John, amigo de Perfecto (uncredited)
Jorge Chesterking
Esposo de Guadalupe (uncredited)
Edmundo Espino
Elpidio
Óscar Pulido
Doña Guadalupe (uncredited)
Elodia Hernández
Secretario (uncredited)
Rafael Icardo
Lechero (uncredited)
José Pardavé
Empleado carrera caballos (uncredited)
Salvador Quiroz
Empleado secretaria (uncredited)
Humberto Rodríguez
Jaime Jiménez Pons
Raúl
Fernando Casanova
Dr. Perfecto Lozano
José Baviera
La vecina bailarina
Josefina del Mar
Doña Cuca, vecina
Conchita Gentil Arcos
Profesor examinador
Pepe Martínez
Don Fortino
Pedro Elviro
Screenplay
Jaime Salvador
Director
Miguel M. Delgado
Director of Photography
Raúl Martínez Solares
Music
Galdino R. Samperio
Dialogue
Carlos León
Original Music Composer
Gonzalo Curiel
Sound Editor
Antonio Bustos
Sound
James L. Fields
Camera Operator
Manuel Gómez Urquiza
Assistant Director
Julio Cahero
Special Effects
Jorge Benavides
Production Design
Gunther Gerszo
Editor
Jorge Busto