Lee Sun-kyun was a South Korean actor. it was revealed that Lee was booked for internal investigation over suspected drug use. As a result, he voluntarily dropped out of No Way Out.
Lee Sun-kyun drugs: Did Lee Sun-kyun die of drug overdose?
The police suspect he died by suicide. He was under a drug abuse investigation. Yonhap reported that he was suspected of taking drugs such as marijuana and ketamine with a hostess at a bar in Seoul. He had said that though he took what she gave him, he had not known that they were illicit drugs.
The hostess had reportedly told the police that he used drugs at her home multiple times – something he denied. He had earlier requested through his lawyer to take a lie detector test. His drug tests at the time had returned negative or inconclusive results.
Lee played the head of the wealthy Park family in “Parasite,” which took home the Oscar for Best Film at the 92nd Annual Academy Awards. The South Korean film made history by becoming the first non-English language movie to win Best Picture.