Gong Yoo

Kang In-ho

Kim Ji-young

Sol-yi

Uhm Ji-sung

Young-soo

Lee Jang-yoo

Auto Repair Shop Owner

Nam Myung-ryeol

Professor Kim Jung-woo

Park Kyoung-hee

Hostess 2

Jang So-yeon

Courtroom Sign Language Interpreter

Hong Seok-yeon

School Custodian

Heo Jae-ho

Broadcasting Station PD

Park Hye-jin

Principal's Wife

Uhm Hyo Seop

Police Officer Jang

Choi Jin-ho

Prosecutor

Jung Yu-mi

Seo Yoo-jin

Kim Hyun-soo

Kim Yeon-doo

Baek Seung-hwan

Jeon Min-soo

Jang Gwang

Principal / Principal's Brother

Kim Joo-ryung

Yoon Ja-ae

Kim Min-sang

Park Bo-hyeon

Lim Hyun-sung

Young-hoon

Jeon Kuk-hwan

Attorney Hwang