How many movies have M. S. Viswanathan and S. V. Sahasranamam collaborated on?

They have worked on 13 movies together! Their first movie together was Policekaran Magal (1962) while their highest rated movie together was Nenjam Marappathillai (1963). They have not worked together since Madhuraiyai Meetta Sundharapandiyan (1978). They are most known for their drama films together.