Pemeran True Beauty

Mun Ka Young (문가영)

as Lim Ju Gyeong

Pemeran Utama

Cha Eun Woo (차은우)

as Lee Su Ho

Pemeran Utama

Hwang In Youp (황인엽)

as Han Seo Jun

Pemeran Utama

Park You Na

as Kang Su Jin

Pemeran Utama

Jang Hye Jin

as Hong Hyeon Suk

Pemeran Pembantu

Park Ho San

as Lim Jae Pil

Pemeran Pembantu

Im Se Mi (임세미)

as Lim Hui Gyeong

Pemeran Pembantu

Kim Min Ki

as Lim Ju Yeong

Pemeran Pembantu

Oh Eui Shik

as Han Jun U

Pemeran Pembantu

Kang Min Ah (강민아)

as Choi Su A

Pemeran Pembantu

Lee Il Joon

as Yoo Tae Hun

Pemeran Pembantu

Lee Woo Je

as Kim Cho Rong

Pemeran Pembantu

Lee Joo Ahn

as Choi Man Sik

Pemeran Pembantu

Lee Sang Jin

as An Hyeon Gyu

Pemeran Pembantu

Han Yi Young

as Ha Ji Yeong

Pemeran Pembantu

Yeo Joo Ha

as Han Go Un

Pemeran Pembantu

Jung Joon Ho

as Lee Ju Hun

Pemeran Pembantu

Jeon Hye Won

as Park Sae Mi

Pemeran Pembantu

Seo Hye Won

as Park Ji Hui

Pemeran Pembantu

Kim Ryul Ha

as Kim Ga Yeong

Pemeran Pembantu

Oh Yu Jin

as Ju Hye Min

Pemeran Pembantu

Lim Hyun Sung

as [Owner of Prince Comics Shop]

Pemeran Pembantu

Ahn So Rim

as [Science teacher]

Pemeran Pembantu

Ahn Sang Woo

as [Homeroom teacher]

Pemeran Pembantu

Kim Byung Chun

as [Vice principal]

Pemeran Pembantu

Go Woo Ri

as Selena Lee

Pemeran Pembantu

Kim So Bin

as [Classmate]

Pemeran Pembantu

Park Seo Kyung

as Im Hui Gyeong [Young] (Ep. 1)

Bintang Tamu

Kim Jin Ok

as [Cashier] (Ep. 1)

Bintang Tamu

Kang Du Hyun

as [Playground bully] (Ep. 1)

Bintang Tamu

Yoon Seo Yeon

as [Playground bully] (Ep. 1)

Bintang Tamu

Choi Yi Sun

as [Yongpa High student] (Ep. 1)

Bintang Tamu

Han Myung Hwan

as [Yongpa High student] (Ep. 1)

Bintang Tamu

Ok Joo Ri

as [Neighborhood woman] (Ep. 1)

Bintang Tamu

Cha Yeong Ok

as [Neighborhood woman] (Ep. 1-2)

Bintang Tamu

Lee Go Eun

as Im Ju Gyeong [Child] (Ep. 1, 4, 10, 15)

Bintang Tamu

Hwang Jung Ha

as Byeon Jun Hyeok [Yongpa High student] (Ep. 1, 3, 12, 14)

Bintang Tamu

Park Jin Young

as [Barista] (Ep. 2)

Bintang Tamu

Kim Shi Woo

as [Kindergarten boy] (Ep. 2)

Bintang Tamu

Shin Seo Woo

as (Ep. 2)

Bintang Tamu

Shin Jae Hwi

as Lee Sung Yong [Yongpa High student] (Ep. 2-4, 6-7)

Bintang Tamu

Lee Seung Woo

as Lee Su Ho [Child] (Ep. 2, 4, 10, 15)

Bintang Tamu

Terris Brown

as [English teacher] (Ep. 3)

Bintang Tamu

Uhm Tae Yoon

as [Comic store customer] (Ep. 3)

Bintang Tamu

Jang Young Hyun

as [Convenience store friend] (Ep. 3)

Bintang Tamu

Moon Hak Jin

as [Convenience store friend] (Ep. 3)

Bintang Tamu

Ham Tae Gyun

as [Convenience store friend] (Ep. 3)

Bintang Tamu

Park Hyun Jung

as Lee Mi Hyang [Seo Jun’s mother] (Ep. 3-4, 6, 8, 11)

Bintang Tamu

Song Hoon

as [History teacher] (Ep. 3, 9)

Bintang Tamu

Kim Won Shik

as Ji U Hyeon (Ep. 4)

Bintang Tamu

Kim Hye Yoon (김혜윤)

as Eun Dan O [Movie goer] (Ep. 4)

Bintang Tamu

Lee Jae Wook (이재욱)

as Baek Gyeong [Movie goer] (Ep. 4)

Bintang Tamu

Cho Seok In

as [Cinema viewer] (Ep. 4)

Bintang Tamu

Lee Sun Young

as [Math teacher] (Ep. 4, 7, 13)

Bintang Tamu

Kim Jae Hwa

as [Music teacher] (Ep. 5-6)

Bintang Tamu

Joo Se Bin

as Jin Hui Jung [Seobom High freshman student bully] (Ep. 5, 13)

Bintang Tamu

Choi Da Yeong

as [Reporter] (Ep. 6)

Bintang Tamu

Jung Gun Joo (정건주)

as Ryu Hyeong Jin [Baseball player] (Ep. 7)

Bintang Tamu

Jo Yoon Soo

as [Student] (Ep. 7)

Bintang Tamu

Kim Nam Ho

as [Deliveryman] (Ep. 7)

Bintang Tamu

Park Ji Ho

as [Baseball game spectator] (Ep. 7)

Bintang Tamu

Yoo Ok Joo

as [Angry customer] (Ep. 8)

Bintang Tamu

Woo Hyun

as [Camp ground owner] (Ep. 8)

Bintang Tamu

Lee Si Young

as [Swarovski saleswoman] (Ep. 8)

Bintang Tamu

Lee Eun Joo

as [Move Entertainment team leader] (Ep. 8, 10)

Bintang Tamu

Go Han Min

as [Photographer] (Ep. 9-10)

Bintang Tamu

Kang Cho Won

as [Saebom High student bully] (Ep. 9-10, 13-14)

Bintang Tamu

Jang Ye Rim

as [Student] (Ep. 10)

Bintang Tamu

Yoon Hyo Sik

as [Doctor] (Ep. 11)

Bintang Tamu

Sung Jeong Seon

as [Community center grandmother] (Ep. 11)

Bintang Tamu

Kim Bong Hui

as [Community center grandmother] (Ep. 11)

Bintang Tamu

Park Young Soo

as [Columbus Park] (Ep. 11, 14)

Bintang Tamu

Yoon To Wang

as [Gangster] (Ep. 12)

Bintang Tamu

Lee Han Wi

as Min Jae Jun [Plastic surgeon] (Ep. 13)

Bintang Tamu

Lee Joong Yul

as [Bus driver] (Ep. 13)

Bintang Tamu

Hong Dae Sung

as [Move Entertainment employee] (Ep. 13)

Bintang Tamu

Kim Young Dae (김영대)

as O Nam Ju [Man at Namsan Tower] (Ep. 15)

Bintang Tamu

Kwon Ban Suk

as Dr. Han Chae Hun [Emergency room doctor] (Ep. 15)

Bintang Tamu

Paul Battle

as [Doctor] (Ep. 15)

Bintang Tamu

Kim Ji Su

as [Wedding shop staff] (Ep. 15)

Bintang Tamu

Im Da Young

as Chen [Move Entertainment celebrity] (Ep. 15-16)

Bintang Tamu

Kim Da Hye

as Lee Yeon Su

Bintang Tamu

Park Sung Jin

as Yoo Gang Hyeon

Bintang Tamu

Yoon Seo Ah

as Im Hui Gyeong [Teen]

Bintang Tamu

Kim Jeong Hak

as Mr. O [Move Entertainment employee]

Bintang Tamu

Noreen Joyce Guerra

as Han Tae Hui [Student]

Bintang Tamu

Chae Hoon

as Kim Dong Won

Bintang Tamu

Kwon Hye Ryung

as [Bully]

Bintang Tamu

Dok Ko Kwang

as [Student]

Bintang Tamu

Li Yi Man

as [Student]

Bintang Tamu

Jung Ye Nok

as [Bully leader]

Bintang Tamu

Han Ji Ho

as [Photographer]

Bintang Tamu

Wang Woo Jin

as [Delinquent student]

Bintang Tamu

Bae Yu Ra

as [Sauna shop employee]

Bintang Tamu

Han Sang Jo

as [Physical education teacher]

Bintang Tamu

Park Se Jun

Composer

Lee Nyeom

Composer

Kim Sang Hyub

Sutradara

Yaongyi

Original Creator

Lee Shi Eun

Screenwriter