Go Ara

Sung Na-jung

Jung Woo

Sseu Re-ki

Yoo Yeon-seok

Chil Bong-yi

Kim Sung-kyun

Sam Chun-po

Son Ho-jun

Haitai

Cha Sun-woo

Bing Geu-re

Min Do-hee

Jo Yoon-jin

Sung Dong-il

Sung Dong-il

Lee Il-hwa

Lee Il-hwa

Yook Sung-jae

Sung-joon

Yeon Jun-seok

Kim Dong-woo

Yoon Jong-hoon

Kim Ki-tae

Seo In-guk

Yoon Yoon-jae

Jung Eun-ji

Sung Shi-won

Song Min-ji

Min-jung

Kim Joong-ki

Michael

Kim Seul-gi

Sseureki's cousin

Yoon Jin-yi

Jin-yi/"Die Die"

Jo Yoon-seo

Cha Ae-jung

Lee Ho-won

Kang Joon-hee

Lee Si-eon

Bang Sung-jae

Shin So-yul

Mo Yoo-jung

Eun Ji-won

Do Hak-chan

Lee Ju-yeon

Doctor Lee

Hong Seok-cheon

Cadet

Seo Yu-ri

Joo-kyoung

Nah Yung-suk

Student

Huh Kyung-young

Student

Koh Woo-ri

Yonsei Uhm Jung-hwa

Shin Won-ho

Director

Lee Myung-han

Executive Producer

Lee Woo-jung

Screenplay