How many movies have Viliam Gruska and Ľudovít Reiter collaborated on?

They have worked on 6 movies together! Their first movie together was Hriech Kataríny Padychovej (1973) while their highest rated movie together was The Feather Fairy (1985). They have not worked together since Kára plná bolesti (1986). They are most known for their drama films together.