How many movies have R. M. Veerappan and Thengai Srinivasan collaborated on?

They have worked on 5 movies together! Their first movie together was Kannan En Kadhalan (1968) while their highest rated movie together was Ranuva Veeran (1981). They have not worked together since Ranuva Veeran (1981). They are most known for their drama films together.