Isidoro M. Ferry
Director
William J. Hole Jr.
Director
Gustavo Quintana
Producer
Monroe Manning
Screenplay
Luis S. Enciso
Script Supervisor
Antonio Ramírez de Loaysa
Editor
José F. Aguayo
Director of Photography
Sigfrido Burman
Set Decoration
José Buenagú
Original Music Composer
Lisa Gaye
Norma
Fernando Rey
Dr. Charles Taylor
Virgílio Teixeira
Playboy
Gérard Tichy
Sanitarium Head
Carlos Casaravilla
Dr. Reich
Jacinto San Emeterio
Polack
Eduardo Sancho
Mandel
Pepe Martín
Alec
Ana María Custodio
Nurse
Concha Cuetos
Alma
Ángel Menéndez
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Emilio Rodríguez
Inspector Hopkins (as Emilio Rodriguez)
