How many movies have Marasri Na Bangchang and Pisamai Wilaisak acted in together?

They have worked on 3 movies together! Their first movie together was จักรวาลยอดรัก (1976) while their highest rated movie together was ผิดหรือที่จะรัก (1980). They have not worked together since หยาดพิรุณ (1980). They are most known for their drama films together.