How many movies have François Roussillon and Laurent Pelly collaborated on?

They have worked on 4 movies together! Their first movie together was La Grande-Duchesse de Gérolstein (2004) while their highest rated movie together was Jules César (2011). They have not worked together since Rossini: Il Barbiere di Siviglia (Théâtre des Champs-Élysées, 2017) (2019). They are most known for their music films together.