Qualcuno ha tradito

Robert Webber as Tony Costa Pierre Zimmer Franco Giornelli Umberto Raho Elsa Martinelli as Laureen Marina Berti as Anna Jean Servais Emilio Messina Giovanni Ivan Scratuglia Ennio Balbo as (as William Bosh)

Ruggero Mastroianni Editor Dario Argento Additional Writing Piero Piccioni Original Music Composer