How many movies have Hans Heinrich von Twardowski and William Dieterle collaborated on?

They have worked on 7 movies together! Their first movie together was The Weavers (1927) and was their highest rated movie together. They have not worked together since The Devil's in Love (1933). They are most known for their drama films together.

Role
Otto von Wittelsbach (as H.H. von Twardowsky)
Crew
Director
Role
Ludwig II - König von Bayern
Crew
Writer
Role
Alfred
Crew
Director
Role
Franz Sommer (as Wilhelm Dieterle)