The filmmakers utilized several psychological and technical tricks to lean into the "cursed" reputation:
Antrum: The Deadliest Film Ever Made (2018) is a Canadian mockumentary that uses a "cursed film" narrative to explore the psychological power of suggestion. The film blends 1970s aesthetic pastiche, including subliminal imagery and deliberate technical distortions, to create a sense of dread that blurs the line between fiction and reality. Its core thematic focus is on the power of conviction, where the characters' belief in the supernatural manifests horrors, reflecting the viewer's own engagement with the film's premise. For further reading, see the entry on Wikipedia. Watch Antrum: The Deadliest Film Ever Made - Amazon UK Antrum.The.Deadliest.Film.Ever.Made.2018.1080p....
⚠️ Be cautious: Some torrents labeled “1080p” are upscales or have fake quality. The film’s inner layer is shot to look worn, so “grainy” is intentional — not a bad encode. For further reading, see the entry on Wikipedia