Song Seung-heon

Character: Colonel Kim Jin-pyeong

Lim Ji-yeon

Character: Jong Ga-heun

Cho Yeo-jeong

Character: Lee Sook-jin

On Ju-wan

Character: Kyung Woo-jin

Yoo Hai-jin

Character: Lim

Park Hyuk-kwon

Character: Lieutenant Colonel Choi

Jang Yun-sil

Character: Unit 4 Woman

Kim Hye-na

Character: Unit 6 Woman

Um Tae-goo

Character: Warrant Officer Kim

Han Ha-yoo

Character: Hanbok Woman Fairy

Lee Seung-joon

Character: Chief Medical Officer (uncredited)

Bae Sung-woo

Character: Jo Hak-soo (uncredited)

Jeon Hye-jin

Character: Lieutenant Colonel Choi's Wife (uncredited)

Ye Su-jeong

Character: Woo-jin's Mother (uncredited)

Jung Sang-cheol

Character: Chief of Staff

Yeon Je-wook

Character: Patient