In this gripping South Korean thriller, a father and his young daughter board a high-speed train from Seoul to Busan, only to find themselves trapped amidst a sudden zombie outbreak. As the infection spreads rapidly through the train, passengers must band together to survive the harrowing journey. Directed by Yeon Sang-ho, the film is renowned for its intense action sequences and emotional depth, featuring standout performances from stars like Gong Yoo and Ma Dong-seok. The movie has been praised for its innovative take on the zombie genre and has garnered international acclaim. For those interested, it can be viewed for free on 123Movies / Movies123.