How many movies have Marguerite Gance and Philippe Hériat acted in together?

They have worked on 4 movies together! Their first movie together was Napoleon (1927) while their highest rated movie together was Napoléon Bonaparte (1935). They have not worked together since Napoléon vu par Abel Gance - Première partie : La jeunesse de Bonaparte (2024). They are most known for their war films together.