How many movies have B. M. Venkatesh and Chi. Udayashankar collaborated on?

They have worked on 3 movies together! Their first movie together was Mayor Muthanna (1969) 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.