How many movies have Hans Ohrtmann and Heinrich Weidemann collaborated on?

They have worked on 8 movies together! Their first movie together was Ihr Leibregiment (1955) while their highest rated movie together was Der Fremdenführer von Lissabon (1956). They have not worked together since Gruß und Kuss vom Tegernsee (1957). They are most known for their romance films together.