How many movies have Gösta Sandin and Per-Olov Westerberg collaborated on?

They have worked on 8 movies together! Their first movie together was Åsa-Nisse på nya äventyr (1952) while their highest rated movie together was De röda hästarna (1954). They have not worked together since Åsa-Nisse flyger i luften (1956). They are most known for their comedy films together.