Pyramid Game

Bona

Seong Su-ji· 10 ep

Jang Da-ah

Baek Ha-rin· 10 ep

Ryu Da-in

Myung Ja-eun· 10 ep

Kang Na-eon

Im Ye-rim· 10 ep

Jeong Ha-dam

Ko Eun-byeol· 10 ep

Ha Yul-Ri

Bang Woo-yi· 10 ep

Hwang Hyun-jung

Kim Da-yeon· 10 ep

Shin Seul-ki

Seo Do-ah· 10 ep

Lee Ju-yeon

Shim Eun-jeong· 10 ep

Oh Se-eun

Song Jae-hyung· 10 ep

Song Si-an

Oh Sung-a· 10 ep

Son Ji-young

Ra Hae-jun· 10 ep

Kim Se-hee

Pyo Ji-ae· 10 ep

Choi Yoon-seo

Koo Seol-ha· 10 ep

Lee Da-kyung

Yoon Ye-won· 10 ep

Kwon Yi-soo

Joo Seung-yi· 10 ep

Kim Ye-na

Jung Yeon-doo· 10 ep

Lee Gyu-seon

Park Ji-young· 10 ep

Kim Ji-an

Cho Yu-rim· 10 ep

Kwon Tae-hee

Shin Shin-ye· 10 ep

Yoon Na-eun

Choi Yu-hyun· 10 ep

Do Ji-woo

Cha Seon-ju· 10 ep

Jo Woo-mi

Do Mi-young· 10 ep

Baek Seo-ha

Lee Bo-hyun· 10 ep

Jeong Ji-soo

Yang So-young· 10 ep

Joo Bo-young

Cho Woo-ri· 10 ep

Son Ji-na

Principal Im Soon-ae· 10 ep

Ahn So-yo

Yoon Na-hee· 10 ep

Jeon Sa-ra

Teacher Choi· 10 ep

Kim Bi-bi

Teacher Hong· 10 ep

Cho Yu-jin

Teacher Ahn· 10 ep

Lee Si-young

Teacher Park· 10 ep

Baek Cho-a

School Nurse· 10 ep

Choi Seong-won

Teacher Im Ju-hyung· 10 ep

Jeon Jun-woo

Teacher Jeon· 10 ep

Cho Dong-in

Jo Seung-hwa· 10 ep

Choi Dae-chul

Sung Hee-suk· 10 ep

Nam Gi-ae

Byun Cho-soon· 10 ep

Kim Young-pil

Baek Hyun-joon· 10 ep

Jung Ae-yeun

Choi Yi-hwa· 10 ep

Seo Kyung-hwa

Kang Sun-hee· 10 ep

Lee Chae-been

Myung Ja-eun (child)· 10 ep

Kim So-woon

Ko Eun-byeol's Mom· 10 ep

Jung Seung-kil

Seo Joong-yeon· 10 ep

Jeong Gi-seop

Kim Byung-oh· 10 ep

Song A-kyung

Kim Da-yeon's Mom· 10 ep

Jang Ui-don

Hong Sang-gu (eps 6)· 1 ep

Lee Se-rang

Sang-gu’s Wife (eps 6)· 1 ep

Yang Ha-yoon

Reporter (eps 9)· 1 ep

Uhm Tae-ok

Military Officer (eps 9)· 1 ep

Jang Gyu-ri

Lee Soo-min (eps 10)· 1 ep

Won Geun-su

Judo Coach (eps 10)· 1 ep

Je Seung-hyun

Private Tutor (eps 10)· 1 ep

Oh Jin-ha

Kindergarten Teacher (eps 10)· 1 ep

Jeon Sung-ah

Jung Yeon-do's Mom (eps 4)· 1 ep

Kim Jin-ok

Tteokbokki Restaurant Owner (eps 6)· 1 ep

Choi Yeon-hwa

Reporter Kang Sun-yoo (eps 10)· 1 ep