How many movies have Erich Pommer and Erner Huebsch collaborated on?

They have worked on 3 movies together! Their first movie together was The Plague in Florence (1919) while their highest rated movie together was Dr. Mabuse, the Gambler (1922). They have not worked together since Dr. Mabuse, the Gambler (1922). They are most known for their drama films together.