How many movies have Ludvík Ráža and Rostislav Valčík collaborated on?

They have worked on 4 movies together! Their first movie together was Můj nezdolný lev (1980) while their highest rated movie together was Spor herečky Kvapilové (1982). They have not worked together since Spor dramaturga Stroupežnického (1982). They are most known for their drama films together.