Farley Granger
Inspector Capuana
Sylva Koscina
Barbara Capuana
Silvano Tranquilli
Paolo Santangeli
Annabella Incontrera
Franca Santangeli
Chris Avram
Professor Casali
Sandro Pizzochero
Roberto
Krista Nell
Renata
Angela Covello
Bettina Santangeli
Fabrizio Moresco
Piero
Andrea Scotti
Gianni
Luciano Rossi
Gastone
Ivano Staccioli
The Liar
Jessica Dublin
Rossella
Philippe Hersent
The Questor
Nieves Navarro
Lilly
Femi Benussi
Serena
Benito Stefanelli
Lilly's husband
Luigi Ciavarro
Milla Johansson
The first victim (uncredited)
Irene Pollmer
Giannina
Nino Foti
Paul Oxon
Mauro
Bruno Boschetti
Policeman
