How many movies have Anu Sithara and Valsala Menon acted in together?

They have worked on 4 movies together! Their first movie together was Oru Indian Pranayakadha (2013) while their highest rated movie together was Oru Kuprasidha Payyan (2018). They have not worked together since Mamangam (2019). They are most known for their thriller films together.