Oldboy

Ian Rhee

Oh Dae-su

Jacob Schneekloth

Lee Woo-jin

Angelina Song

Mido

Heewon Moon

Lee Soo-ah

Josh Khang

Park Cheol-woong

Seojin Park

No Joo-hwan

Brian Kang

Mr. Han / PC Cafe Extra #1

Jiho Kwak

Bystander #1

Sehyun Shon

Bystander #2

Michelle Baek

Girl on Street

Kevin Jang

Guy on Street / Delivery Driver

Daniel Kang

News Anchor

Jaeseong Koo

Hypnotist / Hallway Thug #1

Amanda Yoo

Waitress

Anthony Guan

Prison Guard

Juhn Lee

Henchman

Daniel Choi

Hallway Thug #2 / Guard #1

Junhee Oh

Hallway Thug #3 / Guard #2

Bill Lee

Hallway Thug #4

Haeseon Yoon

Hallway Thug #5

Edgar Kudret

Hallway Thug #6

Sejong Kim

Hallway Thug #7

Edric Kim

Hallway Thug #8

Ellie Song

PC Cafe Extra #2