How many movies have Armas Vallasvuo and Kaarina Viitainoja collaborated on?

They have worked on 2 movies together! Their first movie together was Kaivopuiston kaunis Regina (1941) while their highest rated movie together was Katariina ja Munkkiniemen kreivi (1943). They have not worked together since Katariina ja Munkkiniemen kreivi (1943).