Beware: Spoilers ahead.
People love them because of the unexpected What just happened?
moment that turns a movie upside down and changes how we view the characters weve become so invested in.

The Sixth Sense / The Others
The unexpected reveal changes everything we thought we knew about the story.
Marion Crane (Janet Leigh) is the obvious protagonist until she gets killed about halfway through the film.
What follows is an unsettling dive into Norman Bates (Anthony Perkins) fractured psyche.

Dr. Crowe, who is determined to help the child, develops a close emotional connection with him.
After studying a similar case, Crowe eventually realizes that he has been dead the entire time.
Even after knowing the twist, Fight Club makes us ponder the nature of reality.

Paramount Pictures
Nicole Kidman stars as Grace, a woman living with her two children in a dark, isolated mansion.
Meanwhile, the people Grace thought were haunting her family are actually the new inhabitants of the house.
After a rewatch, the reveal is actually quite sad.

20th Century Fox
A tape reveals theyre part of a twisted game set up by Jigsaw.
Gordon must kill Adam by 6 am, or his family dies.
A panicked Gordon eventually saws off his own foot and shoots Adam.

Buena Vista
Even after seeing it multiple times, its clever construction leaves viewers with a slightly disturbed feeling.

20th Century Fox

Studio Canal

Lionsgate