Jung-yi

Kim Hyun-joo

Kang Soo-Yeon

Seo-hyun

Kang Soo-youn

Seo-Hyun

Kang Su-yeon

Researcher 5

Kim Sun-hyuk

Suit Man 2

Lee Seung-chan

Sang-Hoon

Ryu Gyeongsu

Chairman

Lee Dong-hui

Lee Se-yeon

Uhm Ji-won

Buffet

Kim Tae-jun

Suit General 1

Jeon Jung-il

Chairman

Lee Dong-hee

Young Seo-Hyun

Park So-yi

Nurse

Cha Young-ju

Jae-kyung

Han Woo-yeol

Monorail Kid

Park So-eul

Researcher 1

Yun Ki-chang

Researcher 2

Lee Ga-kyung

Researcher 3

Shin Min-jae

Doctor

Lee Hyun-kyun

Young Seo-hyun

Park Soi

Seo-hyun's grandmother

Na Ho-sook

Suit Man 1

Ki Hwan

General 1

Do Yong-gu

General 2

Hong Seok-bin

Old Jung-yi

Son Young-soon

Woman in Suit

Cha Hee

Monorail mom

Yoon Hyun-gil

Worker

Shin Chi-young