Trò Chơi Kim Tự Tháp

Jung Ha Dam

Ko Eun Byeol

Ha Yul Ri

Bang U I

Hwang Hyun Jeong

Kim Da Yun

Shin Seul Ki

Seo Do A

Lee Ju Yeon

Sim Eun Jeong

Oh Se Eun

Song Jae Hyeong

Kim Se Hee

Pyo Ji Ae

Son Ji Young

Ra Hae Jun

Kim Ye Na

Jung Yeon Du

Kwon I Su

Joo Seung I

Jeong Ji Soo

Yang So Yeong

Choi Sung Won

Im Ju Hyeong

Ahn So Yo

Yun Na Hui

Son Ji Na

Lim Sun Ae [Principal]

Jung Ae Yeon

Choi I Hwa [Ha Rin's mother]

Jo Dong In

Jo Seung Hwa [Convenience store part-time worker]

Jung Seung Kil

Seo Jung Yun [Do A's father]

Choi Yoon Seo

Koo Seul Ha

Kwon Tae Hee

Sin Sin Ye

Lee Da Kyung

Yun Ye Won

Kim Min Ji

Jo Yu Rim

Lee Gyu Seon

Park Ji Yeong

Kim Bi Bi

Teacher Hong

Son Woo Hyeok

Teacher Kim

Lee Si Young

Teacher Park

Jeon Sa Ra

Teacher Choi

Jun Joon Woo

Teacher Jeon

Kim Young Pil

Baek Hyeon Jun

Jung Gi Sub

Kim Byeong O

Yoon Na Eun

Choi Yu Hyeon

Song Si An

O Seong A

Do Ji Woo

Cha Seon Ju

Cho Yu Jin

Teacher An