How many movies have Felix Černý and Lubomír Kostelka acted in together?

They have worked on 3 movies together! Their first movie together was Sedm koní a vavříny (1966) while their highest rated movie together was Sedm žen Alfonse Karáska aneb Když holky berou, já nevím kterou (1967). They have not worked together since Women Offside (1971). They are most known for their comedy films together.