Ahn Pan-seok passes away at 64: ‘Behind The White Tower’ director's cause of death revealed

South Korean director Ahn Pan-seok, known for 'Behind the White Tower' and 'Spring Night', passed away at 64 after battling lung cancer and suffering a brain hemorrhage. His final project, ENA's 'Love Doctor' starring Choo Young-woo and Kim So-hyun, remains set to premiere in October as planned.