How many movies have Fritz Lang and Gertrude Welcker collaborated on?
They have worked on 3 movies together! Their first movie together was Dr. Mabuse, the Gambler: Part 1 – The Great Gambler (1922) while their highest rated movie together was Dr. Mabuse, the Gambler (1922). They have not worked together since Dr. Mabuse, the Gambler: Part 2 – Inferno (1922). They are most known for their thriller films together.