How many movies have Andris Merkmanis and Rasma 'Šarls' Prande collaborated on?

They have worked on 5 movies together! Their first movie together was Lake Sonata (1976) while their highest rated movie together was Theatre (1978). They have not worked together since De Granšānu ģimenes noslēpumi (1993). They are most known for their drama films together.