A prominent politician is murdered during a demonstration. The government and army are trying to suppress the truth, but a tenacious magistrate is determined not to let them get away with it.

• Valoria Films
• Reggane Films
• Yves Montand
• Irene Papas
• Jean-Louis Trintignant
• Jacques Perrin
• Charles Denner
• François Périer
• Bernard Fresson
• Pierre Dux