Hero

Yang Dong-geun

as

Kim Heug-Cheol

Hong Jong-hyun

as

Jang Kyung-Ho

Park Won-sang

as

Kwon Hyuk-Kyu

Park Bo-gum

as

Kang Dong-Woo

Son Byung-ho

as

Kim Hoon

Jo Jae-yun

as

Young-Joon

Han Chae-a

as

Yoon Yi-On

Choi Cheol-ho

as

Kim Myung-Cheol

Ryohei Otani

as

Lee Jae-In

Kwon Hae-sung

as

Shin Dong-Min