Corinne Cléry

Jeanne

Michele Placido

Inspector Gaspare Lomenzo

Quinto Parmeggiani

Angelo Scanavini

Edoardo Faieta

Fulvio Colaianni

John Steiner

Hoffmann

Jacques Herlin

Pandolfi

Cecilia Polizzi

Woman at Villa Hoffmann

Greta Vayan

Laura Falconieri

Sarah Crespi

Rosa Catena

Enrico Oldoini

Lomenzo's Assistant

Tom Skerritt

Chief Inspector

Eli Wallach

Peter Struwwel

Enzo Robutti

Client with unfaithful wife

Mary Ruth League

Ruth

Susanna Radaelli

Claudio Zucchet

Agostino Farundi

Maria Tedeschi

Angelo Scanavini's mother

Ennio Antonelli

Colaianni's Employee (uncredited)

Marcello Meconizzi

Private Eye (uncredited)

Piergiorgio Plebani

Mauro Lombardozzi (uncredited)