How many movies have Ludmila Krajbichová and Milan Starý collaborated on?

They have worked on 4 movies together! Their first movie together was Filatelistická historie (1978) while their highest rated movie together was Zlodějská komedie (1979). They have not worked together since O Vánocích už nechci slyšet ani slovo (1982). They are most known for their comedy films together.