In Copenhagen, a blind pianist hunts the culprit in string of murders, each linked by the presence of a yellow shawl and a black cat.

• Capitolina Produzioni Cinematografiche
• Anthony Steffen
• Sylva Koscina
• Giovanna Lenzi
• Giacomo Rossi Stuart
• Shirley Corrigan
• Renato De Carmine
• Umberto Raho
• Annabella Incontrera