Paul Naschy

Inspector Scaporella

María Kosty

Ingrid

Erika Blanc

Silvana Scaporella

Ángel Aranda

Pietro Volpini

Ricardo Merino

Edmundo

Susana Mayo

Claudia Volpini

Eduardo Calvo

Professor Sandro Campitelli

Mariano Vidal Molina

Police Commissioner

José Canalejas

Ruggero

Ramón Centenero

Vittorio Darucchi

María Vidal

Lucia - Prostitute victim

Ingrid Rabel

Giulia - Secretary

Frances O'Flynn

Marie - scrubwoman

Antonio Mayans

Cop

Beni Deus

César Varona

Anne Marie

Juan Madrigal

Juan Cazalilla

Javier de Rivera

Rafael Albaicín

Luis Alonso

Ernesto Vañes