How many movies have Fern Andra and Heinz Willy Kaiser acted in together?

They have worked on 1 movie together! Their first movie together was Ein Blatt im Sturm...doch das Schicksal hat es verweht (1917) and was their highest rated movie together. They have not worked together since Ein Blatt im Sturm...doch das Schicksal hat es verweht (1917).