How many movies have Thanapol-Wichai Thanarungroj and Thanatorn Oudsahakul collaborated on?

They have worked on 4 movies together! Their first movie together was Three Cripples (2007) and was their highest rated movie together. They have not worked together since Make Me Shudder 2: Shudder Me Mae Nak (2014). They are most known for their horror films together.