No Breathing

Seo In-guk

— Jo Won-il

이종석

— Jung Woo-sang

권유리

— Jung-eun

Park Cheol-min

— Jae-seok

박정철

— Coach Jang

Yoon Kyun-sang

— Yoon Gyun-sang

Shin Min-chul

— Jung-dong

김재영

— Dae-Chan

Sunwoo Jae-duk

— Woo-sang's Father

조아영

— Se-mi

Jeon Bo-mi

— Ha-na

Lee Chang-joo

— Woo-hyeon

Park Yong-sik

— President of the Association

Kim Young-sun

— Woo-sang's Mother

Yang Joon-hyeok

— Yang Joon-hyeok

김정학

— Reporter Han

Kim Won-hyo

— Key Man

오인혜

— Female Coach

남다름

— Young Jung Woo-sang

Yu Seung-yong

— Young Jo Won-il

Park Hyun-woo

— Jo Min-guk

Ahn Jang-hyeok

— Prologue Commentator

남도형

— Prologue Announcer

Kim Ri-won

— Reporter 2