'Scary Movie' - 2000
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Despite its title, the first movie on this list is actually a comedy.
"Scary Movie", the Wayans Brothers' raunchy spoof of slasher movies and everything horror was a massive hit, spawning multiple sequels and a string of other spoof movies.
Adjusted box office: $262.5 million
'Alien' - 1979
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"In space, no one can hear you scream."
Ridley Scott's epic haunted-house-in-space movie, "Alien", shocked and amazed audiences in 1979 with its terrifying Xenomorph creature and terrifying atmosphere.
Over the decades, it has remained frequently cited as one of the best horror and science-fiction movies ever made.
Adjusted box office: $286.4 million
'The Amityville Horror' - 1979
Based on the allegedly real experiences of the Lutz family, "The Amityville Horror" brought terror to the suburban home in a big way, with a film spawning countless sequels, both official and unofficial, and lodging itself forever in the culture.
Adjusted box office: $310.3 million
'Jaws 2' - 1978
Given the blockbuster success of "Jaws" in 1975, it shouldn't come as a surprise that a sequel followed soon after. Despite middling reviews and largely being forgotten by audiences, "Jaws 2" managed to earn big at the box office thanks to all that anticipation.
Adjusted box office: $312.8 million
'IT' - 2017
For years, filmmakers have tried getting a big-screen adaptation of Stephen King's opus, "IT", off the ground, and in 2017 it finally happened, capturing the public imagination with its nostalgic style, terrifying sequences, and Bill Skarsgard's frightening performance as the clown Pennywise.
Adjusted box office: $328.9 million
'Gremlins' - 1984
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Director Joe Dante spooked a lot of kids and helped lead to the creation of the PG-13 rating in the U.S. thanks to concerns about just how scary "Gremlins" was in the summer of 1984.
Adjusted box office: $409.8 million
'The Sixth Sense' - 1999
Featuring stellar performances by young Haley Joel Osment and Bruce Willis, and one of the most memorable twists in cinema history, the chilling ghost story "The Sixth Sense" cemented director M. Night Shyamalan as one of the new masters of horror.
Adjusted box office: $518.8 million
'Ghostbusters' - 1984
Ivan Reitman directed the big-budget horror-comedy "Ghostbusters", starring Bill Murray, Harold Ramis, Dan Aykroyd and Ernie Hudson, winning over audiences with its excellent creature and ghost effects, and its '80s-era comedy style.
Adjusted box office: $641.3 million
'The Exorcist' - 1973
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Often cited as one of the scariest films ever made, director William Friedkin's classic "The Exorcist" was greeted with screams, fainting and more when it was originally released in 1973, becoming the first horror film to be nominated for Best Picture at the Oscars.
Adjusted box office: $996.5 million
'Jaws' - 1975
There's no beating the original blockbuster. Director Steven Spielberg earned himself a place in cinema history with his 1975 movie about a killer shark, based on the novel by Peter Benchley.
With nightmarish horror sequences and a genuine sense of adventure, the film has not only stood the test of time, but it fundamentally changed the game in Hollywood going forward.
Adjusted box office: $1.154 billion