Madness from Terror

Germán Valdés

as

Pacifico Otero

Manuel Valdés

as

Doctor Lucas

Sonia Furió

as

Lucia

Verónica Loyo

as

Marilú Otero

Andrés Soler

as

Doctor Ivanov

David Silva

as

Professor Jones

Agustín Isunza

as

Enfermero

Consuelo Guerr...

as

Doña Angustias

Elizabeth Dupe...

as

La chilindrina

Nathanael León

as

(uncredited)