How many movies have Ere Kokkonen and Seppo Laine collaborated on?

They have worked on 9 movies together! Their first movie together was Viu-hah hah-taja (1974) while their highest rated movie together was Professori Uuno D.G. Turhapuro (1975). They have not worked together since Vääpeli Körmy ja marsalkan sauva (1990). They are most known for their comedy films together.