How many movies have C. Narayana Reddy and M. Prabhakar Reddy collaborated on?

They have worked on 8 movies together! Their first movie together was Varakatnam (1969) while their highest rated movie together was Daana Veera Soora Karna (1977). They have not worked together since Yugandhar (1979). They are most known for their drama films together.