The Sound of Magic

Ji Chang-wook

Lee Eul

최성은

Yun Ah-yi

황인엽

Na Il-deung

지혜원

Baek Ha-Na

Choi Young-joon

Detective Kim

Yoo Jae-myung

Il-deung's Father

Kim Hye-eun

Il-deung Mother

Cho Han-chul

Yoon Ah-yi's Father

Kim Ba-da

Sergeant Park

Oh So-hyun

Seo Ha-Yoon

홍정민

Yoon Yoo-Yi

Kim Bo-yoon

Kim So-Hee

Im Gi-hong

Homeroom teacher

박하나

Min Ji-Soo

Hwang Se-Hee

Lee Na-Yeong

김규나

Child watching magic

Yoon Kyung-ho

Kim Doo-Sik

이기섭

Forensics investigator

Ryu Kyung-soo

Convenience store part-timer

강문경

Principal

Lee Seung-joon

Teacher

최승훈

Na Il-deung (young)

Park Da-on

Boy spectator

Yoo Chae-yeon

Girl spectator

박승태

Mugging victim

김진

Jogger

전준우

Police officer

남다름

Ri Eul / Ryu Min-Hyuk [Teen]

Hong Seo-hui

Min Ji-Soo [Young]

이동규

Reporter

Kim Yeon-woo

Student

이석형

Student

Lee Ki-seop

Forensics investigator

조시연

Birthday girl