The Fortress

Lee Byung-hun

Choe Myeong-gil

Kim Yun-seok

Kim Sang-heon

Park Hae-il

King In-jo

Go Soo

Seo Nal-soe

Park Hee-soon

Lee Si-baek

Song Young-chang

Kim Ryu

Jo Woo-jin

Jeong Myeong-su

David Lee

Chil-bok

Heo Sung-tae

Yong Gol-dae

Kim Pub-lae

Khan

Jo A-in

Na-ru

Jin Sun-kyu

Lee Du-gap

Yoo Soon-woong

Chief Scholar (uncredited)

Park Ji-il

Deputy Chief Scholar (uncredited)

Choi Jong-ryul

Eunuch (uncredited)