Maurizio Merli as Commissioner Leonardo Tanzi

Arthur Kennedy as Vice questore Ruini

Tomas Milian as Vincenzo Moretto, 'Il gobbo'

Maria Rosaria Omaggio as Anna

Giampiero Albertini as Inspector Caputo

Ivan Rassimov as Antonio 'Tony' Parenzo

Biagio Pelligra as Savelli

Aldo Barberito as Detective Poliani

Stefano Patrizi as Stefano

Luciano Pigozzi as Savelli's Henchman

Luciano Catenacci as Ferdinando Gerace

Carlo Alighiero as Avvocato di Savelli

Carlo Gaddi as Ambulance Driver

Claudio Nicastro as Receiver of stolen goods

Valentino Macchi as Franco

Alessandra Cardini as Sandra Moretto

Gabriella Lepori as Marta Assante

Maria Rosaria Riuzzi as Paola, Rape Victim

Corrado Solari as Albino

Dante Cleri as Lincenses & permits officer

Mara Mariani as Widow Assante

Fulvio Mingozzi as Agent Colantoni

Ruggero Diella as Stefano's Friend

Tom Felleghy as Judge Bennato

Riccardo Petrazzi as Savelli Henchman

Gaetano Russo as Stefano's Friend

Ottaviano Dell'Acqua as Gaetano, Stefano's Friend

Franco Macchi as Thug

Filippo De Gara as Informer

Claudio Ruffini as Savelli Henchman

Sergio Testori as Motorcycle Purse Thief

Benito Pacifico as Savelli Robber

Renzo Pevarello as Casino Guard (uncredited)

Goffredo Unger as Man Fleeing Marketplace (uncredited)

Orso Maria Guerrini as Ferrender (uncredited)

Anna Manduchi as Casino Gambler (uncredited)

Quinto Gambi as Tony Parenzo's Friend (uncredited)

Raniero Dorascenzi as Inspector Sarti (uncredited)

Anna Maria Zamperla as Mugged Woman (uncredited)

Giuseppe Monteverdi as Sharpshooter (uncredited)