Hank Scott
Teresa Alvarez
Artur Ramos
Juanito
Dr. Velazco (as Carlos Muzquiz)
José de la Cruz (as Pascual Peña)
Florentina
Father Delgado (as Pedro Galvan)
Major Cosio (as Arturo Martinez)
Lineman killed on pole (uncredited)
Train conductor (uncredited)
Chumacho (uncredited)
Pillo (foreman) (uncredited)
Military man (uncredited)
Boy in San Lorenzo (uncredited)
Villager (uncredited)
Narrator / Police Radio Dispatcher / Radio Newscaster / Public Address Announcer (voice) (uncredited)
Crane operator (uncredited)
Military Man (uncredited)
Sr. Moreno (uncredited)
Victor Steven (uncredited)
Cayetano, lineman killed in truck (uncredited)