Undertone is currently listed as available to watch in theaters and to rent or buy on Fandango at Home in the U.S.

Where to watch

  • In theaters: Tickets are available through AMC Theatres, Fandango, Cinemark, Cinepolis Cinemas, and Harkins Theatres.
  • Digital rental/purchase: Fandango at Home (Vudu) lists it for rent or buy.
  • Streaming subscriptions: I couldn’t find a confirmed subscription streaming service for it right now.

Movie details

  • Title: Undertone
  • Year: 2025
  • Runtime: about 1h 33m to 1h 34m
  • Genre: horror / thriller / mystery

What it’s about

The film follows a paranormal podcast host who becomes haunted by unsettling recordings, with the story centering on fear, paranoia, and mounting psychological tension.

TL;DR: Watch Undertone in theaters now, or rent/buy it on Fandango at Home ; no major subscription streamer is confirmed yet.