I Know What You Did Last Summer
“You get the ending you deserve.”
Synopsis
When five friends inadvertently cause a deadly car accident, they cover up their involvement and make a pact to keep it a secret rather than face the consequences. A year later, their past comes back to haunt them and they're forced to confront a horrifying truth: someone knows what they did last summer…and is hell-bent on revenge.
Part of the I Know What You Did Last Summer Collection
Stream the entire interconnected saga and experience every installment in chronological storyline order.
Trailers, Teasers & Extra Featurettes
Official promotional previews, behind-the-scenes footage, and exclusive clips.
New TrailerOfficial
Type: Trailer • Published 2025-06-17
Top Cast
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Chase Sui Wonders
Ava Brucks
Madelyn Cline
Danica Richards
Jonah Hauer-King
Milo Griffin
Tyriq Withers
Teddy Spencer
Sarah Pidgeon
Stevie Ward
Jennifer Love Hewitt
Julie James
Freddie Prinze Jr.
Ray Bronson
Sarah Michelle Gellar
Helen Shivers
Billy Campbell
Grant Spencer
Brandy Norwood
Karla Wilson
Gabbriette
Tyler Trevino
Austin Nichols
Pastor Judah Gillespie
Nick Farnell
Chief Roberts
Joshua Orpin
Wyatt
Georgia Flood
Hannah Decker
Ben Toyer
Sam Cooper
Nick Hardcastle
Neal
Simone Annan
Jill Spencer
Release History & Theatrical Window
Streaming Window: 39 DaysLos Angeles, California
Festival / Special Debut
July 18, 2025
Wide Cinema Exhibition
August 26, 2025
VOD & Digital Platforms
October 29, 2025
Physical Home Media
Financials & Box Office Performance
Production Budget
$18M
Filming & production cost
Worldwide Gross
$64.8M
Total global ticket sales
Box Office Return
3.6x
+$46.8M net gain
Theatrical Status
Mega Hit
Box office tier
Key Information & Fast Facts
- Director
- Jennifer Kaytin Robinson
- Screenplay & Story
- Sam Lansky, Jennifer Kaytin Robinson
- Original Score
- Chanda Dancy
- Original Title
- I Know What You Did Last Summer
- Country of Origin
- United States of America
- Spoken Languages
- English
- Runtime
- 1h 51m
- Production Budget
- $18M
- Worldwide Gross
- $64.8M
- Production Studios
- Columbia Pictures, Original Film, Screen Gems, TSG Entertainment
Creative Leadership & Key Crew
Jennifer Kaytin Robinson
Sam Lansky, Jennifer Kaytin Robinson, Lois Duncan, Leah McKendrick
Chanda Dancy
Elisha Christian, Dylan Goss
Saira Haider
Neal H. Moritz, Jennifer Kaytin Robinson, Jackie Shenoo, Karina Rahardja
Department Leadership Roster
Neal H. Moritz
Producer
Jennifer Kaytin Robinson
Director
Sam Lansky
Screenplay
Jennifer Kaytin Robinson
Screenplay
Elisha Christian
Director of Photography
Chris Anderson
Stunt Coordinator
Chanda Dancy
Original Music Composer
Courtney Andujar
Production Design
Hillary Andujar
Production Design
Mari-An Ceo
Costume Design
Saira Haider
Editor
Colin Strause
Visual Effects Supervisor
Jonathan Dearing
Visual Effects Supervisor
Wade Allen
Stunt Coordinator
Jonathan Eusebio
Stunt Coordinator
Age Classification & Content Advisories
Official viewer rating standards and content warnings across international classification boards.
R: Restricted — Under 17 requires accompanying parent or adult guardian.
International Certification Matrix
FSK 16 — Restricted to viewers aged 16 and older.
Violence • Injury
Interdit aux moins de 12 ans — 12+ only.
Suitable only for 15 years and over.
Restricted — Under 17 requires accompanying parent or adult guardian.
Production Stills & Gallery
Official cinematic photography and background stills for I Know What You Did Last Summer.
Featured In Curated Collections
Editorial lists, community rankings, and cinematic collections featuring I Know What You Did Last Summer.
Movies Watched
Zee5
Netflix
Netflix - Movies & Shows
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Amazon Prime Hindi Dubbed Movies
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Frequently Asked Questions About I Know What You Did Last Summer
Quick factual answers about cast, synopsis, director, box office, and release information.
What is I Know What You Did Last Summer about?
When five friends inadvertently cause a deadly car accident, they cover up their involvement and make a pact to keep it a secret rather than face the consequences. A year later, their past comes back to haunt them and they're forced to confront a horrifying truth: someone knows what they did last summer…and is hell-bent on revenge.
Who directed I Know What You Did Last Summer?
I Know What You Did Last Summer was directed by Jennifer Kaytin Robinson.
Who stars in I Know What You Did Last Summer?
The principal cast of I Know What You Did Last Summer includes Chase Sui Wonders, Madelyn Cline, Jonah Hauer-King, Tyriq Withers, Sarah Pidgeon.
When was I Know What You Did Last Summer released and how long is it?
I Know What You Did Last Summer was released in 2025 with a total runtime of 1h 51m.
What was the box office and production budget of I Know What You Did Last Summer?
I Know What You Did Last Summer had a reported production budget of $18M and grossed $64.8M at the worldwide box office (3.6 return on budget, classified as a blockbuster success).
Who composed the musical score for I Know What You Did Last Summer?
The original motion picture soundtrack for I Know What You Did Last Summer was composed by Chanda Dancy.
Is I Know What You Did Last Summer based on a book or true story?
I Know What You Did Last Summer is adapted from the following source material: Characters: "Lois Duncan".
What is the age rating and content advisory for I Know What You Did Last Summer?
I Know What You Did Last Summer holds official age classifications: AU: MA 15+; CA: 14A; DE: 16 (FSK 16 — Restricted to viewers aged 16 and older.); FR: 12 (Interdit aux moins de 12 ans — 12+ only.); GB: 15 (Suitable only for 15 years and over.); US: R (Restricted — Under 17 requires accompanying parent or adult guardian.).