Dernier domicile connu

Lino Ventura Principal Inspector Marceau Leonetti Marlène Jobert Jeanne Dumas, the new auxiliary Michel Constantin Greg, the henchman Paul Crauchet Jacques Loring, Martin's neighbor Alain Mottet Frank Lambert, Leonetti's colleague and friend Béatrice Arnac Silvia Guy Heron Soramon Albert Dagnant Arnold Monique Mélinand Mrs Loring Marcel Pérès Mr Lenoir Germaine Delbat Mrs Lenoir Hervé Sand Gravel Régine Lovi Ms Viteau, the teacher Philippe March Roger Martin, the missing witness