Credits
Cast
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
Irene Pollmer
Giannina
Luciano Rossi
Gastone
Ivano Staccioli
The Liar
Nino Foti
Jessica Dublin
Rossella
Paul Oxon
Mauro
Philippe Hersent
The Questor
Nieves Navarro
Lilly
Femi Benussi
Serena
Bruno Boschetti
Policeman
Benito Stefanelli
Lilly's husband
Luigi Ciavarro
Milla Johansson
The first victim (uncredited)
Art
Massimo Bolongaro
Art Direction
Camera
Fausto Rossi
Director of Photography
Costume & Make-Up
Oscar Capponi
Costume Design
Directing
Roberto Bianchi Montero
Director, Screenplay
Editing
Rolando Salvatori
Editor
Production
Eugenio Florimonte
Producer
Sound
Giorgio Gaslini
Original Music Composer
Writing
Luigi Angelo
Screenplay
Italo Fasan
Writer, Story