성지루

Detective Yu

Dr. Cho

Park Young Il

Lee Dong-hyeok

Heo Sang-soo

Jae-yong

[Voice of Natsume]

Kwak Bong-pil

Yu-mi's father

Kim Man-Sik

Jang Cheol-jung

Byeong Tae / Choong Tae

Jeong-kwon

Seong-taek

Jo Chang-Gil

Master Subori

Kim Bong-Yong

Byun Sung-ki

Booker

Nam Tae-bong

co. president

Shim Jong-soo

Choon-hwa's Lawyer

Nam Tae-Sick

Jung-ho's Father

Yun Jong-kang

Teacher (Blue Birds on the Desk)

Sin Ho-cheol