Save the Green Planet! (2003)

IMDB
Genre : Comedy, Crime, Drama, Horror, Sci-Fi
TRAILER
Director : Jang Joon-hwan
Stars : Shin Ha-kyun, Baek Yoon-shik, Hwang Jung-min, Lee Jae-yong
Plot : Byeong-gu believes that the world is on the verge of an alien invasion, and sets out to save the world.