How many movies have Titus Thotawatte and Wimal Kumara de Costa collaborated on?

They have worked on 1 movie together! Their first movie together was Maruwa Samaga Wase - මරුවා සමඟ වාසේ (1977) and was their highest rated movie together. They have not worked together since Maruwa Samaga Wase - මරුවා සමඟ වාසේ (1977).