Calificación
Reparto

Lone Fleming
Betty Turner

César Burner
Roger Whelan

María Elena Arpón
Virginia White

José Thelman
Pedro Candal

Rufino Inglés
Insp. Oliveira

Simón Arriaga
Morgue keeper

Francisco Sanz
Prof. Candal (librarian)

Juan Cortés
Coroner

Antonio Orengo
Train engineer

María Silva
Maria

Carmen Yazalde
Sacrificed maiden (uncredited)

Pedro Sempson
Train engineer (voice) (uncredited)

Verónica Llimerá
Nina