Ji Chang-wook
Lee Eul (6 eps)
Choi Sung-eun
Yun Ah-yi (6 eps)
Hwang In-yeop
Na Il-deung (6 eps)
Ji Hye-won
Baek Ha-Na (6 eps)
Choi Young-jun
Detective Kim (6 eps)
Yoo Jae-myung
Il-deung's Father (6 eps)
Kim Hye-eun
Il-deung Mother (6 eps)
Jo Han-chul
Yoon Ah-yi's Father (6 eps)
Kim Ba-da
Sergeant Park (6 eps)
Oh So-hyun
Seo Ha-Yoon (6 eps)
Hong Jeong-min
Yoon Yoo-Yi (6 eps)
Kim Bo-yoon
Kim So-Hee (6 eps)
Im Gi-hong
Homeroom teacher (6 eps)
Park Ha-na
Min Ji-Soo (6 eps)
Hwang Se-Hee
Lee Na-Yeong (6 eps)
Kim Kyu-na
Child watching magic (6 eps)
Yoon Kyung-ho
Kim Doo-Sik (2 eps)
Lee Ki-seop
Forensics investigator (1 eps)
Ryu Kyung-soo
Convenience store part-timer (1 eps)
Kang Moon-kyung
Principal (1 eps)
Lee Seung-joon
Teacher (1 eps)
Choi Seung-hoon
Na Il-Deung [Young] (1 eps)
Park Da-on
Boy spectator (1 eps)
Yoo Chae-yeon
Girl spectator (1 eps)
Park Seoung-tae
Mugging victim (1 eps)
Kim Jin
Jogger (1 eps)
Jeon Jun-woo
Police officer (1 eps)
Nam Da-reum
Ri Eul / Ryu Min-Hyuk [Teen] (1 eps)
Hong Seo-hee
Min Ji-Soo [Young] (1 eps)
Lee Dong-kyu
Reporter (1 eps)
Kim Yeon-woo
Student (1 eps)
Lee Suk-hyeong
Student (1 eps)
Lee Ki-seop
Forensics investigator (1 eps)
Cho Si-yeon
Birthday girl (1 eps)