Sam Dalmas
Julia
Inspector Morosini
Monica Ranieri
Alberto Ranieri
Professor Carlo Dover
Monti
Berto Consalvi
Faiena
Garullo
Victim
Police Detective
Antique Dealer
Tina
Girl Watching TV
Sandra Roversi (uncredited)
Professor Rinaldi (uncredited)
Needles (uncredited)
Old Lady in Fog (uncredited)
Passerby who calls the Police (uncredited)
Mario Zandri (uncredited)
Policeman (uncredited)