People around Peter Crane begin dying in mysterious fashion. How is Playboy Peter involved in this? He begins having nightmares dealing with murder...His psychiatrist has no idea of what Peter is suffering from. Even the police are in danger as they start investigating the case. What is the secret of the "Magic Circle"?

• Emaus Films S.A.
• Metheus Cinematografica
• Anthony Steffen
• Richard Conte
• Pilar Velázquez
• Jorge Rivero
• Eduardo Fajardo
• Pia Giancaro
• Luis La Torre
• Eva Vanicek