How many movies have Choi Nam-hyun and Eok Song acted in together?

They have worked on 7 movies together! Their first movie together was The Tragedy of King Dan Jong (1956) while their highest rated movie together was King Gojong and Martyr An Jung-Geun (1959). They have not worked together since The King and the Servant Boy (1965). They are most known for their drama films together.