Manuel Valdés as Agapito

Martha Elena Cervantes as Socorro

Nora Veryán as Doctor Sofia

Roberto G. Rivera as Doctor

José Jasso as Paco

Joaquín García Vargas as Detective Hercules

Quintín Bulnes as Count Lorenzini

Antonio Bravo as Señor La Valle

Jorge Mondragón as o. A.

Julián de Meriche as Elmer

Alberto Villanueva as o. A.