

People are busy watching the screen. The person wearing a mysterious mask so called 'Gaetal' appears, and the Killing Vote begins.

Kim Mu-chan

Ju Hyeon

Kwon Seok-joo

Min Ji-young

Choi Jin-soo

Lee Min-soo

Chae Do-hee

Kim Ji-hoon

Joo Min

Park Chul-min

Yang Hye-jin

Kim Jo-dan

Ban Sang-jae

Kang Yoon-ji

Ko Dong-gyu

Jung Jin-wook

Yoo Jung-hwan

Hong Soo-min (Min Ji-young's Secretary)

Reporter

Jung Hye-mi

Prosecutor

So-ra

Ahn Gyu-chul

Prisoner

Hong Won-ki

Byun Woo-taek

Prisoner

Prisoner

Han Jung-soo

Jeong Soo-hyun

Student

Nurse (Eps 4-5)

Actress (Eps 4, 5)

Housekeeper (Eps 9, 11)

Uhm Eun-kyung (Eps 2, 3)

Nurse (Eps 4, 5)

Oh Jung-ho (Eps 4, 5)

Bae Gi-chul

Elena Jovovich

KCSI Investigator