Cho Jin-woong ( 조진웅 )

Kim Chang-soo

Song Seung-heon ( 송승헌 )

Kang Hyung-sik

Jeong Man-sik ( 정만식 )

Ma Sang-goo

Jung Jin-young ( 정진영 )

Go Jin-sa

Yoo Seung-mok ( 유승목 )

Lee Young-dal

Shin Jung-keun ( 신정근 )

Jo Duk-pal

Jeong Gyu-su ( 정규수 )

Yang Won-jong

Jeon Bae-soo ( 전배수 )

Park Dong-goo

Kim Yoon-sung ( Kim Yoon-sung )

Na Choon-bae

Lee Seo-won ( Lee Seo-won )

Kim Chun-dong

Bae Jin-woong ( Bae Jin-woong )

Choi Jak-doo

Hiromitsu Takeda ( Hiromitsu Takeda )

Watanabe

Andreas Fronk ( 안드레아스 프론크 )

Engineer Chief (uncredited)

Park So-dam ( 박소담 )

Han Young-hee

Lee Kyung-young ( 이경영 )

Lee Jae-jung (uncredited)

Kwak Dong-yeon ( 곽동연 )

Choi Yoon-Suk

Lee Sun-kyun ( 이선균 )

King Gojong

Yeom Hye-ran ( 염혜란 )

Visitor

Yoon Byung-hee ( 윤병희 )

Bong-gu

Lee Soon-won ( 이순원 )

Cheon Jong-su

Lee Won-seok ( Lee Won-seok )