How many movies have Hunsur Krishnamurthy and M. P. Shankar collaborated on?

They have worked on 4 movies together! Their first movie together was Sathya Harishchandra (1965) while their highest rated movie together was Boothayyana Maga Ayyu (1974). They have not worked together since Boothayyana Maga Ayyu (1974). They are most known for their family films together.