A detective is assigned to investigate the mysterious murders of some Supreme Court judges.
Lino Ventura
Inspector Amerigo Rogas
Tino Carraro
Chief of Police
Marcel Bozzuffi
The Lazy
Paolo Bonacelli
Dr. Maxia
Alain Cuny
Judge Rasto
Maria Carta
Madame Cres
Luigi Pistilli
Cusan
Tina Aumont
The Prostitute
Renato Salvatori
Police Commissioner
Paolo Graziosi
Galano
Anna Proclemer
Nocio's Wife
Fernando Rey
Security Minister
Max von Sydow
Supreme Court President
Charles Vanel
Procurator Varga
