How many movies have Bae Jang-su and Gong Hyung-jin acted in together?

They have worked on 2 movies together! Their first movie together was Peppermint Candy (2000) while their highest rated movie together was Tae Guk Gi: The Brotherhood of War (2004). They have not worked together since Tae Guk Gi: The Brotherhood of War (2004).