Top cast
Song Seung-heon
Colonel Kim Jin-pyeong
Lim Ji-yeon
Jong Ga-heun
Cho Yeo-jeong
Lee Sook-jin
On Ju-wan
Kyung Woo-jin
Yoo Hai-jin
Lim
Park Hyuk-kwon
Lieutenant Colonel Choi
Jeon Hye-jin
Lieutenant Colonel Choi's Wife
Um Tae-goo
Warrant Officer Kim
Ye Su-jeong
Woo-jin's Mother
Son Ji-na
Ga-heun's mother
Jung Sang-cheol
Chief of Staff
Kim Hye-na
Unit 6 Woman
