How many movies have Lydia Potechina and Margot Landa acted in together?

They have worked on 3 movies together! Their first movie together was Die Bräutigame der Babette Bomberling (1927) while their highest rated movie together was Kennst du das kleine Haus am Michigansee? (1929). They have not worked together since Kennst du das kleine Haus am Michigansee? (1929). They are most known for their drama films together.