How many movies have Christina Seyfang and Willy Honegger collaborated on?

They have worked on 1 movie together! Their first movie together was Wie der Maulwurf beinahe in der Lotterie gewann (1983) and was their highest rated movie together. They have not worked together since Wie der Maulwurf beinahe in der Lotterie gewann (1983).