Enrico Maria Salerno
Inspector Morosini
Umberto Raho
Alberto Ranieri
Renato Romano
Professor Carlo Dover
Mario Adorf
Berto Consalvi
Omar Bonaro
Police Detective
Fulvio Mingozzi
Police Detective
Werner Peters
Antique Dealer
Carla Mancini
Girl Watching TV
Bruno Erba
Police Detective
Annamaria Spogli
Sandra Roversi (uncredited)
Giovanni Di Benedetto
Professor Rinaldi (uncredited)
Reggie Nalder
Needles (uncredited)
Maria Tedeschi
Old Lady in Fog (uncredited)
Aldo Barozzi
Passerby who calls the Police (uncredited)
Ugo Mari
Mario Zandri (uncredited)
Romano Targa
Policeman (uncredited)