내 청춘에게 고함

김태우

Sgt. Kim In-Ho

김혜나

Jung-Hee

이상우

Keun-Woo

Ким Нам Киль

Seok-Woo

Baek Jeong-rim

Ji-eun

양은용

woman wearing pink (uncredited)

민영

Jung-hee's friend (uncredited)

정인기

Adulterer (uncredited)

김윤아

Worker (uncredited)

신동미

Ji-won (uncredited)