Searxng/Undertone movie movie Movie Experience the sound-driven terror of Undertone, the 2026 horror hit. A paranormal podcaster uncovers chilling audio recordings of a demonic encounter in thi... April 10, 2026 AceShowbiz - Undertone is a 2026 horror sensation that has captivated audiences with its unique sound-driven terror and minimalist storytelling. Directed by Ian Tuason, the film debuted in March following a critically acclaimed festival circuit and secured a distribution deal with A24.