Dr. Fredrick Strom
Dr. Harrison Bonell
Enrique Valdemar
Cintia
Brechard
Ricardo Wilbur
Virginia Poe
Hugo Forthum
Roger
Tommy Forthum
Dr. Roberto Flaswell
El hombre
Elsa
Flopette
Laura Anderson
Amparito del Real
Investigador
Hombre #3
Marco Alesio
Periodista
Historiador
Hilda
Luisa
Cliente
Empleado
La mujer
Ana
Luisa Furneaux
Tatiana
Tabernero
(uncredited)
Trent (archive footage) (uncredited)
Budge (archive footage) (uncredited)
Breech (archive footage) (uncredited)
Battle (archive footage) (uncredited)
Consuelo Biros (archive footage) (uncredited)
Arch (archive footage) (uncredited)
Luis Spalanzatto
Alfredo
Lucía van Lain
Alicia
Paula
Ingrid
Yolakin
Gerardo Morris White
Jean-Pierre
Claudio Norton
Sheila
Voz inicio (voice) (uncredited)
Enrique
Ricardo
Juan Bourgeais
Pablo
Cirujano
Mensajero
Chófer
Oficinista
Estanislao
Nuevo Rico
Notario
Gerente
Hombre #1
Hombre #2
Dr. Ernest McComb
Profesor Ferraro
Self - Host (uncredited)
Rosa (uncredited)
Bernard
Berenice