How many movies have Philippe Engel and Yvon Gérault collaborated on?

They have worked on 1 movie together! Their first movie together was La Roque d'Anthéron - The Pianos of the Night: François-Frédéric Guy (2003) and was their highest rated movie together. They have not worked together since La Roque d'Anthéron - The Pianos of the Night: François-Frédéric Guy (2003).