One of the most terrifying horror films in history — The Blair Witch Project — frightens not by what it shows, but by what it hides. In the 1999 film, the audience never actually sees the witch. But few people know: she was supposed to appear — and the crew even prepared a 'monster.'
The famous 'tent attack' scene was shot with the intention that the characters (and by extension, the viewer) would accidentally capture a pale silhouette on camera. To achieve this, production designer Ric Moreno was dressed in long white underwear, had white tights stretched over his face, and was sent running through the woods.
Actress Heather Donahue screamed in horror, "What the hell is that?!" — but the camera stayed pointed straight ahead. The intended 'blink-and-you’ll-miss-it' shot didn’t happen: the panic was real. What’s more, Moreno fell into a stream while fleeing and was soaked to the bone — colleagues had to lend him their clothes so he wouldn’t freeze.

And according to the directors, that was for the best. Eduardo Sánchez later said that even the witch’s footsteps were designed to be muffled and unnatural — so that the viewer would imagine the danger, rather than see it. Because the moment you show a creature, it becomes just another monster, not a waking nightmare.
In the 2016 sequel, the witch was finally shown — a long-limbed, spindly creature that was striking but not especially frightening. In contrast, the original hides its terror behind trees, whispers, and movement just out of frame — which is precisely why it hits harder. That’s the film’s true power: you’re not afraid of the witch, but of the dark, the unknown, and ultimately, yourself.