Joe Dallesandro

Ovidio Mainardi

Gianfranco De Grassi

Giacomo Boatta

Guido De Carli

Peppe

Sal Borgese

Guardian

Carmen Scarpitta

Politician's Wife

Luigi Casellato

Chief Inspector

Claudio Nicastro

Surgeon

Ada Pometti

Friend of Politician's Wife

Umberto Ceriani

Police Marshal Tamaraglio

Gualtiero Rispoli

Scientific Researcher

Enzo Garinei

Research Center Director

Renzo Ozzano

Santagà's Partner Detective

Enrico Marciani

Traffic Warden

Francesca Lionti

Peppe's Mother

Gengher Gatti

Parking Attendant

Sivillo Clara Fascietto

Martine Brochard

Alba Mainardi

Enrico Maria Salerno

Police Marshal Santagà

Alba Maiolini

Giacomo's Mother (uncredited)

Alfredo Ciarpelloni

Truck Driver (uncredited)

Duilio Olmi

Taxi Driver (uncredited)

Salvatore Billa

Police Officer (uncredited)

Marino Cenna

Police Officer at Peppe's House (uncredited)

Omero Capanna

Stadium Brawler (uncredited)

Gilberto Galimberti

Stadium Brawler (uncredited)

Giovanni Ukmar

Stadium Brawler (uncredited)

Sergio Ukmar

Stadium Brawler (uncredited)

Walter Margara

Research Center Worker (uncredited)

Gianni Franco

Research Center Worker (uncredited)

Antonio Calò

Peppe's Relative (uncredited)

Adriana Bruno

Peppe's Relative (uncredited)

Eros Buttaglieri

Surgeon's Friend (uncredited)

Teresa Rossi Passante

Surgeon's Friend (uncredited)

Osvaldo Peccioli

Surgeon's Friend (uncredited)