Kang Joon-soo 李升基

Kim Hyun-woo 文彩元

Lee Dong-jin 李瑞镇

Andrew Yeom 郑俊英

Jae-joong 고윤

Min-ah 朴修映

Hee-jin 류화영

Joon-hee 朴莳恩

Han Seong-goo Ha Kyoung-min

Cha Myung-sun 박은지

Principal 林河龙

Joon-soo's Father 金甲洙

Joon-soo's Mother 李京进

HQ Chief 宋永彰

Hyun-woo's Mother 金富善

Director 林钟云

Bald Man 金光奎

Restaurant Owner 洪锡天

Joon-soo's Girlfriend 李周妍

Joon-soo's Ex-girlfriend 1 金素妍

Joon-soo's Ex-girlfriend 2 손가인

Weather Woman 朴智妍

Staff 이동진

Joon-hee's Boyfriend 박희건

Young Hyun-woo Hong Hwa-Ri

Military Instructor Lee Young-bum

Young Joon-soo Cho Young-joon

Military Assistant Teacher 이영범

Baths 남능미

Staff 김지웅

Joon-soo's Ex-girlfriend 이주연