How many movies have Karl Figdor and Louis Brody collaborated on?

They have worked on 4 movies together! Their first movie together was The Mistress of the World, Part I: The Girlfriend of the Yellow Man (1919) and was their highest rated movie together. They have not worked together since The mistress of the world, Part VI: The woman with the millionaires (1920). They are most known for their adventure films together.