Deok-seop

Yong-ho

Dae-kil

Detective Park

Jang Seok-tae

Man-su

Sang-chul

이재수

Kang Cheol

Choon-sik

Park Sang-Moo

Ahn Chang-jin

Mr. Byun

Choon Bae

Sung Ji-Ru

Jin-gook

Sin Ho-cheol

Teacher (Blue Birds on the Desk)

Yun Jong-kang

Nam Tae-Sick

Jung-ho's Father

Choon-hwa's Lawyer

Shim Jong-soo

Nam Tae-bong

co. president

Booker

Byun Sung-ki

Master Subori

Kim Bong-Yong

Jo Chang-Gil

Jeong-kwon

Seong-taek

Byeong Tae / Choong Tae

Jang Cheol-jung

Yu-mi's father, Kim Man-Sik

Kwak Bong-pil

[Voice of Natsume]

Heo Sang-soo

Jae-yong

Lee Dong-hyeok

Park Young Il

Dr. Cho

Detective Yu