Yoo Hai-jin

Tae-soo

Cho Jin-woong

Seok-ho

Lee Seo-jin

Joon-mo

Yum Jung-ah

Soo-hyun

Kim Ji-soo

Ye-jin

Song Ha-yoon

Se-kyung

Yoon Kyung-ho

Young-bae

Ji Woo

So-young

Choi Yu-hwa

Chae-young (voice)

Lee Soon-jae

Young-bae's Father (voice)

Lee Do-gyeong

Ye-jin's Father (voice)

Ra Mi-ran

So-wol (voice)

Cho Jung-seok

Yeon-woo (voice)

Jo Dal-hwan

Detective (voice)

Kim Min-kyo

Min-soo (voice)

Jeong Seok-yong

Joon-mo's Friend (voice)

Choi Sun-ja

Tae-soo's Mother (voice)

Jeong Min-gyu

Jin Seo