"Between a four-year gap in the murder of a young girl, the daughter of a well-known sculptor is discovered dead, and her parents conduct an investigation, only to discover they are in over their heads as the body-count keeps rising."
George Lazenby
as Franco Serpieri
Anita Strindberg
as Elizabeth Serpieri
Adolfo Celi
as Serafian
Dominique Boschero
as Ginevra Storelli
Peter Chatel
as Philip Vernon
Piero Vida
as Journalist Cuman
José Quaglio
as Bonaiuti
Alessandro Haber
as Father James
Nicoletta Elmi
as Roberta Serpieri
Rosemarie Lindt
as Gabriella
Giovanni Rosselli
as François Roussel aka Francesco Storelli
Sandro Grinfan
as Police Commissioner De Donato
Carlo Hollesch
as The Man Who Plays Table Tennis
George Willing
as Andrea
Vittorio Fanfoni
as News Cameraman
Luigi Antonio Guerra
as News Reporter
Valerio Garzia
Gaffer
Ennio Morricone
Music Arranger
Alessandro Parenzo
Production Design
Jutta Brandstaedter
Editor
Bernward Schlinker
Production Manager
Rüdiger von Spies
Writer
Claudio Grassetti
Maria Travia
Lyricist
Gisella Longo
Dieter Geissler
Producer
Edda Dell'Orso
Musician
Aldo Lado
Giorgio Carlo Rossi
Associate Producer
Art Direction
Director
Francesco Barilli
Screenplay
Luciano Anzellotti
Sound Effects
Gastone Coppa
Key Grip
Massimo D'Avak
Story
Original Music Composer
Franco Schioppa
Makeup Artist
Gianfranco Transunto
Assistant Camera
Angelo Curi
Maria Pia Appetito
Assistant Editor
Alessandra Olsoufieff
Nicola Samale
Conductor
Teresa Cicchetti
Hairstylist
Mauro Marchetti
Pietro Sagliocco
Bernardino Fronzetti
Sound Mixer
Ovidio G. Assonitis
Mauro Porru
Unit Manager
Vittorio De Sisti
Second Unit Director
Enzo Doria
Gastone De Mattia
Carlo Tafani
Second Assistant Camera
Giuseppe Lanci
Camera Operator
Elisabetta Costantini
Seamstress
Sound
Aldo Sassi
Production Secretary
Franco Di Giacomo
Director of Photography