How many movies have Bohumil Křížek and Miroslav Hájek collaborated on?

They have worked on 3 movies together! Their first movie together was Rudá záře nad Kladnem (1956) while their highest rated movie together was Píseň o stromu a růži (1979). They have not worked together since Píseň o stromu a růži (1979). They are most known for their drama films together.