Oldboy

Choi Min-sik

(Oh Dae-Su)

Yoo Ji-tae

(Lee Woo-jin)

Kang Hye-jung

(Mi-do)

Kim Byeong-ok

(Mr. Han)

Ji Dae-han

(No Joo-hwan)

Oh Dal-su

(Park Cheol-woong)

Lee Seung-shin

(Hypnotist)

Yoon Jin-seo

(Lee Soo-ah)

Oh Tae-kyung

(Young Dae-su)

Yoo Yeon-seok

(Young Woo-jin)

You Il-han

(Young Joo-hwan)

Lee Young-hee

(Clock Store Lady)

Kim Young-ae

(Elevator Lady)

Han Jae-duk

(Night Teacher)

Syd Lim

(Rude Man)

Choi Jae-sup

(2003 Guard)

Mun Seong-bok

(Woo-jin's Bodyguard)

Park Jae-woong

(Cheol-woong's Gang)

Oh Soon-tae

(Cheol-woong's Gang)

Heo Myeong-haeng

(Cheol-woong's Gang)

Kim Won-jung

(Cheol-woong's Gang)

Cho Sang-kyung

(Dae-su's Wife)

Oh Young-joo

(Young Mi-do)

Oh Kwang-rok

(Suicidal Man)

Lee Dae-yeon

(Beggar)

Park Myung-shin

(Young-ja)

Kim Su-hyun

(Chief Secretary)

Kim Won-jung

(Cheol-woong’s gang member)