Original title: Las ratas no duermen de noche
Directed by Juan Fortuny
A mad doctor performs a head transplant on an injured criminal, which results in him being even more dangerous and murderous than before.
Paul Naschy
Jack Surnett
Silvia Solar
Ana
Olivier Mathot
Henry
Evelyne Scott
Barbara
Claude Boisson
Paul
The Surrender
Gilda Arancio
Ingrid
Pierre Biet
André
Víctor Israel
Karl
Richard Kolin
Willy
Antonia Lotito
Emmy
Roberto Mauri
The Sadist
Carlos Otero
Doc Ritter
Mexican Psycho
13 Exorcisms
Little Boy Blue
The Truth About Emanuel
Donovan's Brain
Medusa
Caged
