Character Name : Dr. Dora Materlick

Original Name : Diana Sorel

Gender : Female

Character Name : Karl Von Rysselberg

Original Name : Nicholas Ney

Gender : Male

Character Name : Veronica (as Inés Skorpio)

Original Name : Inés Morales

Gender : Female

Character Name : Margaret (as Loretta Martin)

Original Name : Loreta Tovar

Gender : Female

Character Name : Erica Rosenberg

Original Name : Beatriz Elorrieta

Gender : Female

Character Name : Barón von Rysselberg

Original Name : Antonio Jiménez Escribano

Gender : Male

Character Name : Otto

Original Name : José Villasante

Gender : Male

Character Name : Housekeeper

Original Name : Rosario Royo

Gender : Female

Character Name : Major Christopher Roland

Original Name : Rafael Vaquero

Gender : Male

Character Name : Brenda

Original Name : Susan Taff

Gender : Female

Character Name : Cyclist's Widow (as Marisa Tobar)

Original Name : María Luisa Tovar

Gender : Female

Character Name : Cyclist

Original Name : Francisco Bonmatí

Gender : Male

Character Name : (uncredited)

Original Name : Jesús Alesanco

Gender : Male

Character Name : (uncredited)

Original Name : Francisco Correa

Gender : Male

Character Name : Vampiro de las ruinas

Original Name : Ricardo Vázquez

Gender : Male