How many movies have Arifin C. Noer and Umar Kayam collaborated on?

They have worked on 3 movies together! Their first movie together was Kugapai Cintamu (1977) while their highest rated movie together was Treachery of G30S/PKI (1984). They have not worked together since Treachery of G30S/PKI (1984). They are most known for their drama films together.