How many movies have Isaac Schwarts and Zhanna Bolotova collaborated on?

They have worked on 3 movies together! Their first movie together was The Roundabout (1971) while their highest rated movie together was Iz zhizni otdykhayushchikh (1981). They have not worked together since Iz zhizni otdykhayushchikh (1981). They are most known for their comedy films together.