El Supersabio

Cantinflas

— Cantinflas

Perla Aguiar

— Marisa Miranda

Carlos Martínez Baena

— Profesor Archimedes Monteagudo

Alejandro Cobo

— Octavio

Aurora Walker

— Angélica Montes

Alfredo Varela

— Pepe Montes

José Pidal

— Doctor Inocencio Violante

Eduardo Casado

— Presidente de directorio petroleo

Francisco Jambrina

— Fiscal

Pepe Martínez

— Lic. Remigio Paredes

Felipe Montoya

— Señor Humberto Moya

Rafael Icardo

— Agustín Montes

Carmen Novelty

— Hija de Angélica Montes

Armando Arriola

— Ayudante de el Rosca

Jorge Treviño

— El Rosca

José Ortiz de Zárate

— Juez

Julio Ahuet

— Detective (uncredited)

Julio Daneri

— Miembro directivo petroleo (uncredited)

Héctor Mateos

— Miembro directivo petroleo (uncredited)

Julián de Meriche

— Italiano en directivo petroleo (uncredited)

Lupe del Castillo

— Portera (uncredited)

Pedro Elviro

— Empleado corte (uncredited)

Edmundo Espino

— Doctor (uncredited)

Enrique García Álvarez

— Señor director (uncredited)

Leonor Gómez

— Mujer en turba (uncredited)

Miguel Manzano

— Reportero (uncredited)

Luis Manuel Pelayo

— Reportero (uncredited)

Paco Martínez

— Profesor (uncredited)

Manuel Noriega

— Profesor (uncredited)

Francisco Reiguera

— Profesor Peralta (uncredited)