I Know What You Did Last Summer (1997) Horror Thriller Mystery

Rated R | Threatrical Oct 17, 1997 (US) | Genres Horror, Thriller, Mystery | Runtime 1h 41m
I Know What You Did Last Summer (1997) Horror Thriller Mystery Poster

I Know What You Did Last Summer Plot Synopsis:

After an accident on a winding road, four teens make the fatal mistake of dumping their victim's body into the sea. But exactly one year later, the dead man returns from his watery grave and he's looking for more than an apology.


Synopsis / Plot Summary: After a nasty accident, four friends begin to drift apart. One year later Julie James gets a anonymous message and then a slicker wearing, hook wielding killer begins to rip apart her life.

Tagline: He"s got a hook on them...

Why Watch I Know What You Did Last Summer

Hey, so you know about "I Know What You Did Last Summer"? It's this pretty wild horror movie from the '90s. Here's the gist: four friends, fresh out of high school, accidentally hit someone with their car. Big yikes, right? In a total panic, they decide to hide the whole thing. But as you can guess, that kind of secret doesn't just disappear.

Fast forward to the next summer, and things get super creepy. They start getting these notes saying, “I know what you did last summer!” That's when the real freak-out begins. Someone knows their secret, and it’s like they're being haunted by what they did.

The movie is a mix of scary moments where you'll probably jump and parts where you're like, “Why would you even do that?” The main group, including stars like Jennifer Love Hewitt and Sarah Michelle Gellar, are all tangled up in guilt and trying to figure out who's after them.

The cool thing about “I Know What You Did Last Summer” is it feels like a classic '90s horror flick. It’s got suspense, a mystery vibe, and plenty of “don’t go in there” moments. It’s the kind of movie that’s perfect for hanging out with friends and getting a good scare.

So, if you're down for a bit of a spooky movie that keeps you guessing, definitely give it a watch. Just brace yourself for some jumps and a lot of tension! It’s like a horror mystery puzzle you and your friends can try to solve together.

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Official Trailer

  • I Know What You Did Last Summer Official Trailer

I Know What You Did Last Summer Movie Information:

Type: Movie
Year: 1997 (more 1997 movies)
MPAA Rating: R
Runtime: 101 minutes /
Genres:  Horror, Thriller, Mystery
Sub-Genres:  Serial Killers
Horror Genres:  Slasher, Vengeance
Horror Subgenres:  Maniac, Stalker, Teens, Urban Legend
Directors: Jim Gillespie
Stars: Jennifer Love Hewitt, Sarah Michelle Gellar, Ryan Phillippe, Freddie Prinze Jr., Muse Watson … (cast list)
Release Date: Theatrical Release Date Oct 17, 1997
Box Office: $72,586,134
Awards: 4
Nominations: 10

What is I Know What You Did Last Summer Streaming On?

I Know What You Did Last Summer is Streaming on Netflix
Language: English
Country: United States
Release Dates: Movie Release Dates / I Know What You Did Last Summer Release Dates In Theaters: Oct 17, 1997, Netflix: Jan 01, 2025
Writers: Kevin Williamson, Lois Duncan
Producers: William S. Beasley, Stokely Chaffin, Erik Feig, Neal H. Moritz
Editors: Steve Mirkovich

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Check out movie quotes for I Know What You Did Last Summer here.

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