Oh Dal-su

as Hong-do

as Elder Yoon

as Man-Next-Door

as Kim In-sool

as Detective #1

as Jung-in

as Oh Jae-pyeong

as Gak-su

as Na Bok-cheon

as Do Ji-yeol

as Sin

as Captain Park(6 eps)

as Cap. Park(6 eps)

as Eui-sik

as Han Seo-pil

as Journalist

as Prosecutor

as Byung-man

as Hwang Myung-joon

as Self

as Dae-kyung

as Kang Dae-woong

as Jang Seong-pil

as Director Ko

as Oh Jae-pyeong

as Pomade

as Han Seo-pil

as Dal-goo

as Byeong-soo

as Han Sang-jil

as Park Dong-ho

as Principle Deok-saeng

as So Yang-ho

as Chief Detective Ma

as Stolen Man

as Nak-man's Father

as Gyeong-jae

as Master Sergeant Min Dong-phil

as Andrew

as Sun-dal(10 eps)

as Teacher Yook

as Professor Kim Sang-chul / Professor Oh Byung-seok

as Dal-su

as Han Seo-pil

as Gwang-rok

as Choi Sang-cheol

as Old Man Ma

as Lee Young-chul(20 eps)

as Father (voice)

as Yeong-doo

as Factory President

as Oh Yeong-dal

as Mr. Park

as Gang-mok

as Taxi Driver

as Hyun-soo

as Jung-ju's Father

as Shin Duk-cheon

as Nam Gyun-soo

as Na Sang-Choon

as Hak-Yi

as The Monster (voice)

as Oh Ge-un

as Hwang

as Mr. Chang

as Myeong-goo

as Yong-dae

as Shin Seong-il

as Policeman

as Glutinous Rice Cake Seller

as Mr. Ahn

as Park Cheol-woong

as Police Station Chief (seg. 6)

as Police Box (Chief)