The recommendations for good Korean horror films are as follows: 1 "Dead Silence"(Gonghost) It was a classic Korean horror film about a family of six who were invited to a remote cave for a vacation, but as time passed, they gradually found themselves in a terrifying silence. "Little Girl in Red"(Barakamon) It was a very popular Korean horror film about a cursed town and a series of mysterious events surrounding it. 3. Horror Livestream (2013) It was a Korean horror film about a TV host who was involved in a terrorist incident. 4. Signal It was a Korean horror film about a serial killer. It told the story of a series of terrifying events that unfolded around a mysterious television signal. These are some of the most classic Korean horror films, and of course, there are many other good horror films that you can choose according to your preferences.