Joe Dallesandro as Ovidio Mainardi

Gianfranco De Grassi as Giacomo Boatta

Guido De Carli as Peppe

Sal Borgese as Guardian

Carmen Scarpitta as Politician's Wife

Luigi Casellato as Chief Inspector

Claudio Nicastro as Surgeon

Ada Pometti as Friend of Politician's Wife

Umberto Ceriani as Police Marshal Tamaraglio

Gualtiero Rispoli as Scientific Researcher

Enzo Garinei as Research Center Director

Renzo Ozzano as Santagà's Partner Detective

Enrico Marciani as Traffic Warden

Francesca Lionti as Peppe's Mother

Gengher Gatti as Parking Attendant

Silvia Clara Fascietto as

Martine Brochard as Alba Mainardi

Enrico Maria Salerno as Police Marshal Santagà

Alba Maiolini as Giacomo's Mother (uncredited)

Alfredo Ciarpelloni as Truck Driver (uncredited)

Duilio Olmi as Taxi Driver (uncredited)

Salvatore Billa as Police Officer (uncredited)

Marino Cenna as Police Officer at Peppe's House (uncredited)

Omero Capanna as Stadium Brawler (uncredited)

Gilberto Galimberti as Stadium Brawler (uncredited)

Giovanni Ukmar as Stadium Brawler (uncredited)

Sergio Ukmar as Stadium Brawler (uncredited)

Walter Margara as Research Center Worker (uncredited)

Gianni Franco as Research Center Worker (uncredited)

Antonio Calò as Peppe's Relative (uncredited)

Adriana Bruno as Peppe's Relative (uncredited)

Eros Buttaglieri as Surgeon's Friend (uncredited)

Teresa Rossi Passante as Surgeon's Friend (uncredited)

Osvaldo Peccioli as Surgeon's Friend (uncredited)