How many movies have Dalimil Řehák and Jaroslav Dufek collaborated on?

They have worked on 13 movies together! Their first movie together was Modrá hvězdička (1963) while their highest rated movie together was Růženko, spíte sama? (1994). They have not worked together since Růženko, spíte sama? (1994). They are most known for their drama films together.