as Kim In-woo

as Ryu Jin

as Jin Ji Ham [Jung Sang's senior]

as Jo Hwan Seung

as Kang Dae-seong

as Park Hwi-Kyung

as Self

as Cheon Baek-gyeong

as Han Yoon-jae

as Self

as Lee Jung-hwan

as Jang Do Hyung / Seo Ji Hoon

as Kim Jae-joon

as Yoon Tae-woong

as Shin Myeon

as Lee Min-Woo

as Han Seung-Uk

as Park Tae-joon

as Kang Suk-hoon

as Se-hoon

as Lee Min-woo

as Kim Young Min