How many movies have Nils Gustafsson and Sulo Tammilehto collaborated on?

They have worked on 19 movies together! Their first movie together was Lapatossu (1937) while their highest rated movie together was Tulitikkuja lainaamassa (1938). They have not worked together since Laitakaupungin laulu (1948). They are most known for their comedy films together.