How many movies have Oskar Gottlieb and Štěpán Koníček collaborated on?

They have worked on 3 movies together! Their first movie together was Death Chooses (1973) while their highest rated movie together was How Poets Are Losing Their Illusions (1985). They have not worked together since How Poets Are Losing Their Illusions (1985). They are most known for their comedy films together.