The Diabolical Dr. Z

Estella Blain

Nadja / Miss Muerte

Mabel Karr

Irma Zimmer

Fernando Montes

Dr. Phillippe Brighthouse

Howard Vernon

Dr. Vicas

Guy Mairesse

Hans Bergen

Antonio Jiménez Escribano

Dr. Zimmer

Marcelo Arroita-Jáuregui

Dr. Moroni

Cris Huerta

Dr. Kallman

Lucía Prado

Barbara Albert

Jesús Franco

Inspector Tanner

Daniel White

Inspector Green

Ángela Tamayo

Juliana

Alberto Bourbón

Policeman

Francisco Camoiras

Fisherman (uncredited)

Mer Casas

Mrs. Moroni (uncredited)

Rafael Hernández

Assistant to Inspector Green (uncredited)

José María Prada

Policeman (uncredited)

Javier de Rivera

Notary (uncredited)

Vicente Roca

Police Doctor (uncredited)