Where to watchOldboy (2003)

With no clue how he came to be imprisoned, drugged and tortured for 15 years, a desperate man seeks revenge on his captors.

Director: Park Chan-wook

Cast: Choi Min-sik, Yoo Ji-tae, Kang Hye-jung, Kim Byeong-ok, Ji Dae-han, Oh Dal-su, Lee Seung-shin, Yoon Jin-seo, Oh Tae-kyung, Yoo Yeon-seok, You Il-han, Lee Young-hee