Police Python 357

Inspecteur Marc Ferrot (Yves Montand), a methodical police inspector, becomes entangled in a web of deceit after a murder investigation reveals disturbing connections to his own department. As suspicion tightens around him, he must outwit both the killer and the system to survive, aided by his relationship with Thérèse Ganay (Simone Signoret), the wife of Police Commissioner Ganay (François Périer).