A screening reportedly ended in a riot after the audience was unknowingly dosed with LSD.

The soundtrack uses binaural beats and low-frequency hums designed to induce anxiety and physical discomfort in the listener.

If you’re looking for a traditional Hollywood horror movie with high-definition gore, Antrum might frustrate you. It is a slow-burn, atmospheric piece that relies heavily on the "cursed" gimmick to build dread.

The movie opens with a (a fake documentary), which establishes the film's central legend. It claims that Antrum is, in fact, a real "cursed" film that was shot in the late 1970s by unknown filmmakers documenting an occult ritual. According to this mockumentary, the original film was so dangerous that anyone who watched it would die. The stories of its deadly screenings are legendary.

As the film's release drew near, whispers began to circulate about the alleged cursed nature of "Antrum." Some claimed that the film was so disturbing that it had caused viewers to experience severe psychological trauma, while others reported strange occurrences and even deaths linked to the movie.

The film you're referring to is Antrum: The Deadliest Film Ever Made

The film succeeded in building a modern urban legend. In an era where digital media is sterile and perfectly preserved, Antrum brought back the dangerous, unpredictable thrill of the "forbidden tape." Final Verdict: Is It Safe to Watch?

However, as a piece of , it is brilliant. It plays with the viewer's psychology, making you hyper-aware of every flicker on the screen and every pop in the audio. By the time the credits roll, the film has succeeded in making you feel like you’ve seen something you weren't supposed to see. How to Watch

Film festival employees died in unusual accidents after handling the film print.

While the marketing claims the movie has a "body count," there is no evidence that watching it causes physical harm. The "deaths" reported in the film's opening documentary segment are part of the scripted narrative.

In 1988, a movie theater in Budapest burned to the ground, killing 56 people. The cause? Unknown. The film playing? Antrum: The Deadliest Film Ever Made