How many movies have Thanapol-Wichai Thanarungroj and Thornthum Phlongphlab collaborated on?

They have worked on 8 movies together! Their first movie together was Meat Grinder (2009) while their highest rated movie together was Navy Heroes (2010). They have not worked together since Make Me Shudder 2: Shudder Me Mae Nak (2014). They are most known for their horror films together.