How many movies have Ambrose Bartlett and Cecil Beaton collaborated on?

They have worked on 1 movie together! Their first movie together was The ROH Live: The Dream / Symphonic Variations / Marguerite and Armand (2017) and was their highest rated movie together. They have not worked together since The ROH Live: The Dream / Symphonic Variations / Marguerite and Armand (2017).