How many movies have Daniel Couteau and Jean-Louis Trintignant collaborated on?

They have worked on 4 movies together! Their first movie together was And Hope to Die (1972) while their highest rated movie together was Confidentially Yours (1983). They have not worked together since Confidentially Yours (1983). They are most known for their crime films together.

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Le Metteur en scène de la troupe des 'Enfants du Gard'