How many movies have Willy Harlander and Willy Schultes acted in together?

They have worked on 5 movies together! Their first movie together was Secrets of Sweet Sixteen (1973) while their highest rated movie together was Die Jugendstreiche des Knaben Karl (1977). They have not worked together since Der Komödienstadel - Die Tochter des Bombardon (1982). They are most known for their comedy films together.