How many movies have Dieter Hallervorden and Roberto Blanco acted in together?

They have worked on 3 movies together! Their first movie together was Herr S. kommt nicht zum Zuge (1976) while their highest rated movie together was Wunderland (1983). They have not worked together since 1½ Ritter - Auf der Suche nach der hinreißenden Herzelinde (2008). They are most known for their comedy films together.