How many movies have Heidi Ulmke and Michael Smeaton collaborated on?

They have worked on 13 movies together! Their first movie together was Schloß und Siegel (1987) while their highest rated movie together was Rosamunde Pilcher: Wilder Thymian (1994). They have not worked together since Rosamunde Pilcher: Pralinen zum Frühstück (2019). They are most known for their drama films together.