In Turin, a fanatic priest dies falling from the pulpit, killed by the explosion of a candle. A second assassination, that of a Carabinieri Marshal, complicates the investigation - but before he died, the Marshal managed to wrote down the word "Topos". Commissioner Santamaria now has to unravel the problem.
Marcello Mastroianni , Marie Laforêt , Yvonne Sciò , Ennio Fantastichini , Angela Finocchiaro , Alessandro Haber , Max von Sydow , Emmanuelle Riva , Sergio Fantoni , Leo Gullotta
