How many movies have Ilkka Lähteenmäki and Matti Siitonen acted in together?

They have worked on 2 movies together! Their first movie together was Lepakkolinna (1980) while their highest rated movie together was Vääpeli Körmy ja kahtesti laukeava (1997). They have not worked together since Vääpeli Körmy ja kahtesti laukeava (1997).