How many movies have Patchanon Thammajira and Phannipha Kabillikavanich collaborated on?

They have worked on 5 movies together! Their first movie together was Colic (2006) while their highest rated movie together was October Sonata (2009). They have not worked together since The Ghoul : Horror At The Howling Field​ (2020). They are most known for their horror films together.