The Front Line— Full Cast

Shin Ha-kyun

as Kang Eun-pyo

Go Soo

as Kim Soo-hyeok

Lee Je-hoon

as Shin Il-young

Ryu Seung-su

as Oh Gi-yeong

Ko Chang-seok

as Yang Hyo-sam

David Lee

as Nam Seong-sik

Ryu Seung-ryong

as Hyeon Jeong-yoon

Kim Ok-bin

as Cha Tae-kyeong

Cho Jin-woong

as Yoo Jae-ho

Jeong In-gi

as Lee Sang-eok

Park Young-seo

as Hwang Seon-cheol

Seo Joon-yeol

as Tobacco Soldier (uncredited)

Min Choi

as Antiaircraft Army officer (uncredited)

Jeon Kuk-hwan

as Regimental Commander (uncredited)

Ha Soo-ho

as 3rd Platoon (uncredited)