How many movies have Jussi Parviainen and Juuso Hirvikangas acted in together?

They have worked on 4 movies together! Their first movie together was Huhtikuu on kuukausista julmin (1983) while their highest rated movie together was Gorky Park (1983). They have not worked together since Pimeys odottaa (1985). They are most known for their drama films together.