김의성

Bae Pil-gu

Director of the National Intelligence Service

Jo Won-do

Self

Ko Seung-Cheol

Manager Choi

Choi Jo Eun [Director of Korea University Hospital]

Narrator (voice)

Chun-sik

Actor

Jajang / Doctor

Oh Gook-sang

Tick-tock Grandpa

NIS Director Choi

Hwang Won-hyeong

Self

Jajang / Doctor

Masayoshi Son

Self

CEO Baek

Self - Host

Jang Sung-cheol

Mr. Jang

Jeong-beom

Priest

Director Ahn

Sanung

Kim Joo-Myung

Chang-gyu

Police Superintendent

Cha Byung-Joon

King Lee Jo

Lee Wan-ik

Self

Self

Mr. Min

Self

Lee Boo-young

President Lee

Deep Throat (voice)

Kim Eung-su

Kim Joonghaeng

Hwan-dong's Father

Chairman

Yong-suk

Oh Sung-moo

No Jae-soon

Narrator

Doctor

Editor-in-chief

Clergy Dean

Mr. Moon

Jung Mong-ju

Kim Sang-gyu

Butler

Hong Jae-deok

Chi-ho's Father

Son Myeong-soo

Detective Do

Sangwon

Park Young-jin

Shin

Han Myung-hoi

Mr. Kim

Jungwon

Mr. Choi

Manager Kang

Self

Professor Kang

Joongwon

Ah-gwi's Subordinate

Soo-in

Mr. Park

Editor in chief

Im Wan-gi

Han-sik

Hyo-sub

Jealous man

Director Park

Chang-se

Kim Won