Hwang Jung-min

Superman / Lee Hyun-suk

Jun Ji-hyun

Song Soo-jung

Jin Ji-hee

Hee-jung / Lee Ji-young

Do Yong-gu

Director

Sun Woo-sun

Writer Kim

Kim Jae-rok

Bruce Lee (uncredited)

Park Yong-su

Ph.D Kim (uncredited)

Lee Sang-yeob

Soo-jung's Male Friend (uncredited)

Woo Ki-hong

Police Officer Ha (uncredited)

Jo Hee-bong

Audio Engineer (uncredited)