How many movies have Esther Dobong' Na Essienne and François Hanss collaborated on?

They have worked on 5 movies together! Their first movie together was Mylène Farmer: Live at Bercy (1997) while their highest rated movie together was Mylène Farmer: Mylenium Tour (2000). They have not worked together since Timeless: The Film (2014). They are most known for their music films together.