You Chea-myung

Do Chil-goo

An Woo-yeon

Do Bong-gi

Kim Min-kyo

Agari

Yoon Ye-hee

Jung Mi-hwa

Kim Won-hae

Kim Kwang-bok / Oh Dol-pyo

Im Won-hee

Baek Tak

Kim Ki-moo

Hwang Hyun-dong

Seol In-a

Jo Hee-ji

Choi Won-myeong

Jang Kyung-tae

Jang Mi-kwan

Kim Jang-hyun

Lee Do-hyun

Jang Kwang-sook

Park Bo-Mi

Na Kyung-shim

Kim Young-Choon

Il-jin

Baek Soo-Ryun

Grandmother Sun-shim

Yoon Young Joo

Min-hyuk's stepmother

Kim Seong-beom

Ahn Dong-ha

Kim Won-suk

Detective Dotbogi

Shim Hoon-ki

Ahn Dong-suk

Lee Se-Wook

Ahn Kyung-hwan

Choi Mu-in

Team Leader Yuk

Choi Hyung

Hee Raeng-i

Jun Byung-Chul

Lee U-jin

Choi Seung-hoon

Ahn Min-hyuk (Young)

Choi Hyun-Seo

Kim Ji-won

Ahn Chang-hwan

Jung Jun-tae

Yoo In-soo

Kang Gu

Kim Soo-yeon

Jae-soon's mother

Kim Won-Suk

Magnifying Glass

Yang Joo-ho

Knock Boy

Oh Soon-tae

Brown Bear

Heo Jung-Guk

Chairman Ahn Chul-do

Seo Sung-Jong