How many movies have Bent Fabricius-Bjerre and Mattis Mathiesen collaborated on?

They have worked on 10 movies together! Their first movie together was The Olsen Gang and Dynamite-Harry (1970) while their highest rated movie together was The Olsen Gang and Dynamite-Harry Goes Wild (1973). They have not worked together since But The Olsen Gang Was Not Dead! (1984). They are most known for their comedy films together.