He is Psychometric [Russian]

Park Jin-young

Lee Ahn

Shin Ye-eun

Yoon Jae-in

Kwon Kim

Kang Sung Mo

Kim Dasom

Eun Ji Soo

Go Yoon-Jung

Kim So-hyun

Lee Seung-joon

Kang Geun-tae

Jeon Mi-seon

Jo Eun-joo

Jung Suk-yong

Yoon Tae-ha

Cheol-min Park

Nam Dae-nam

Jung Hyun Noh

Lee Dae-bong

Eom Hyo-Seob

Eun Byung-ho

Eui-soo Jang

Lee Seung-yong

Kang Sa

Hong Soo-yeon

Choi Deok-moon

Witness

Kim Won-Hae

Math teacher

Kim Ki-moo

Hong Jeong-soo

Jung Young-joo

Youngseong Apartment President

Hayden Won

Younger Keun Taek Kang