 | Lino Ventura als Inspector Amerigo Rogas |
 | Tino Carraro als Chief of Police |
 | Marcel Bozzuffi als The Lazy |
 | Paolo Bonacelli als Dr. Maxia |
 | Alain Cuny als Judge Rasto |
 | Maria Carta als Madame Cres |
 | Luigi Pistilli als Cusan |
 | Tina Aumont als The Prostitute |
 | Renato Salvatori als Police Commissioner |
 | Paolo Graziosi als Galano |
 | Anna Proclemer als Nocio's Wife |
 | Fernando Rey als Security Minister |
 | Max von Sydow als Supreme Court President |
 | Charles Vanel als Procurator Varga |
 | Carlo Tamberlani als Archbishop |
 | Corrado Gaipa als Sospettato mafioso |
 | Enrico Ragusa als Monaco Cappuccino |
 | Claudio Nicastro als Generale |
| Francesco Callari als Judge Sanza |
 | Mario Meniconi als Meccanico omosessuale |
| Accursio Di Leo als Assistente di Rogas |
| Ernesto Colli als Detective notturno |
 | Silverio Blasi als Capitano della stazione di polizia |
| Alfonso Gatto als Nocio |
| Renato Turi als Conduttore televisivo |
| Francesco Rosi | Director |
| Piero Piccioni | Original Music Composer |
| Francesco Rosi | Screenplay |
| Tonino Guerra | Screenplay |
| Lino Iannuzzi | Screenplay |
| Leonardo Sciascia | Novel |
| Alberto Grimaldi | Producer |
| Pasqualino De Santis | Director of Photography |
| Ruggero Mastroianni | Editor |
| Andrea Crisanti | Production Design |
| Enrico Sabbatini | Costume Design |
| Franco Freda | Makeup Artist |
| Gianni Arduini | First Assistant Director |
| Bruno Cortini | Second Assistant Director |
| Franca Invernizzi | Script Supervisor |
| Lea Mazzocchi | Assistant Editor |
| Ugo De Rossi | Assistant Editor |
| Paolo Fabbri | Production Secretary |
| Lynn Kamern | Production Secretary |
| Sergio Giussani | Administration |
| Anna Maria Novelli | Administration |
| Mario Cimini | Camera Operator |
| Marcello Mastrogirolamo | Assistant Camera |
| Adolfo Bartoli | Assistant Camera |
| Sergio Strizzi | Still Photographer |
| Adalgisa Favella | Hairstylist |
| Mario Bramonti | Sound |
| Giuseppe Muratori | Boom Operator |
| Renato Marinelli | Sound Effects |
| Arrigo Breschi | Set Decoration |
| Marco Dentici | Set Decoration |
| Giovanni Viti | Assistant Costume Designer |
| Luciano Leoni | Gaffer |
| Aldo Colanzi | Key Grip |
| Romano Checcacci | Sound Mixer |
| Alessandro von Norman | Line Producer |
| Franco Ballati | Unit Manager |
| Renato Guttuso | Set Decoration |
| Mario Schifano | Set Decoration |
