How many movies have Hyung-rae Shim and Kim Chung-gi collaborated on?

They have worked on 8 movies together! Their first movie together was Thunderhawk From Outer Space (1986) while their highest rated movie together was Thunderhawk From Outer Space 2 (1986). They have not worked together since Invincible Fighter Thunderhawk (1993). They are most known for their family films together.