How many movies have Georgi Portnov and Semyon Morozov collaborated on?

They have worked on 3 movies together! Their first movie together was Proshlym Letom (1962) while their highest rated movie together was The Seven Brides of Lance-Corporal Zbruyev (1971). They have not worked together since This is the Music... (1981). They are most known for their romance films together.