How many movies have Matti Dahlberg and William Reunanen collaborated on?

They have worked on 5 movies together! Their first movie together was Rion yö (1951) while their highest rated movie together was Niskavuori taistelee (1957). They have not worked together since Pekka ja Pätkä mestarimaalareina (1959). They are most known for their comedy films together.