만분의 일초

주종혁

Kim Jae-woo

Moon Jin-seung

Hwang Tae-su

장준휘

Choi Jun-hee

김용석

Han Won-sang

최민철

Coach Nam Gi-cheol

І Чу Йон

Woo Su-a

박지아

Jae-woo's mother

Jo Yu-sin

Jae-woo's father (Kim Cheol-won)

전진기

Head Coach Ahn Seong-hyun

오자훈

Jae-woo (young)