In conclusion, Annabelle Comes Home uses video as more than atmosphere. It uses it as a character—a chaotic, unreliable witness that blurs the line between the recorded past and the lethal present. The film posits that evil does not need a physical key to enter a house; it needs a frequency. Whether it is the static of a dead channel, the whir of a projector, or the chemical reaction of a Polaroid, video becomes the holy water of the modern haunted house: a conduit through which the invisible becomes horrifyingly, undeniably visible. The scariest thing in the Warrens’ home is not the doll on the shelf, but the reflection of the viewer in the black mirror of the television screen.

The film’s most memorable sequence weaponizes the home movie. As Bob (Michael Cimino) and Mary Ellen (Madison Iseman) search the Warrens’ artifact room, they inadvertently trigger a projector. The wall becomes a screen showing archival footage of the Warrens’ previous exorcisms. This is not exposition; it is a trap. The video lures the teenagers into a false sense of documentary safety—"this is just history"—until the images bleed into reality. The Ferryman, a ghost from the footage, steps off the wall and into the room. In this moment, Annabelle Comes Home argues that video is a snare. The past captured on film is not dead; it is merely waiting to be reanimated by the right combination of fear and belief.

Furthermore, the film cleverly subverts the “found footage” genre it implicitly critiques. Unlike The Blair Witch Project or Paranormal Activity , where the camera is a survival tool, the cameras in Annabelle Comes Home are catalysts for disaster. When Daniela (Katie Sarife) uses a Polaroid camera to document the artifact room, each flash does not illuminate safety; it announces her location to the demonic entities. The development of the photograph acts as a countdown. For a moment, the image reveals something that the naked eye cannot see—a ghost standing behind the viewer. This reversal of the camera’s purpose is brilliant: usually, we look at photos to remember the past. Here, the photos show the future attack. Video and photography become prophetic, stripping the characters of their agency.