Remember the whole Slender Man creepypasta that was all over the internet around a decade ago that spawned countless videos, shows, and even a 2018 movie? Slender Man is back streaming for anyone with a Netflix subscription in time for the spooky season, but there’s another documentary about the phenomenon that you should probably watch instead.
One of the best documentaries on HBO Max, Beware the Slenderman is honestly more terrifying than some of the scariest horror movies of all time, and something that everyone should watch at least once. Sometimes, especially in the case of this great true crime documentary, truth is stranger and more unsettling than fiction…
Beware The Slenderman Is One Of The Most Unsettling Documentaries Of The Past 10 Years
here’s the official trailer), just know that it’s one of the most unsettling documentaries of the past 10 years, and perhaps of all time. Directed by Irene Taylor (Hear and Now, I Am: Celine Dion), the doc breaks down the story of two 12-year-old girls who stabbed a friend in an attempt to reach out to the Slenderman.
ruffled the feathers of people connected to the stabbing, was one of the new movies added to Netflix in October 2025, Beware the Slenderman has been streaming for anyone with an HBO Max subscription for years. HBO tends to keep its documentaries available on the streaming platform for years, but that’s no reason to put this off any longer.
It’s hard to say how long the Slender Man movie will stick around on Netflix, as things come and go all the time, but now is a good time with it being spooky movie season. Though not as traumatizing as the documentary, this horror flick has its share of scary moments.
If you’re looking for a documentary that digs a little deeper and is far more terrifying than the 2018 horror film, Beware the Slenderman, is going to do the trick. But you have been warned…