How many movies have Gert Wilden and Thomas Alder collaborated on?

They have worked on 5 movies together! Their first movie together was … denn die Musik und die Liebe in Tirol (1963) while their highest rated movie together was Holiday in St. Tropez (1964). They have not worked together since Komm mit zur blauen Adria (1966). They are most known for their music films together.