How many movies have Alexej Gsöllhofer and Jaroslav Novotný collaborated on?

They have worked on 6 movies together! Their first movie together was Slečnám nic nevadí (1971) while their highest rated movie together was Dalskabáty, hříšná ves aneb Zapomenutý čert (1977). They have not worked together since Idiotka (1978).