A24’s Undertone is the scariest movie of 2026—find out what inspired the director’s horror film Horror Movies Streaming Content Technology undertone A24’s Undertone is the scariest movie of 2026—find out what inspired the director’s horror film Dan Girolamo March 11, 2026 Ian Tuason talks to HTG about his feature film debut. Read More Read more about A24’s Undertone is the scariest movie of 2026—find out what inspired the director’s horror film