A killer is on the loose, murdering people with an iron claw.
Dria Paola
La dottoressa Renata Vigo
Carlo Fontana
Pietro Kruger
Elio Steiner
Gastel
Vasco Creti
commissario
Carola Lotti
Gina Rappis
Carlo Lombardi
Carlo Lopez
Carlo Gualandri
Rappis
Gino Viotti
Alberti
Augusto Bandini
Giuseppe N. Bellini
