I Know What You Did Last Summer
Created by Sara Goodman
In a sun-soaked Hawaiian town with a mysterious past, a group of friends is left with a dark secret after a tragic accident. One year later, a member of the group receives a threatening message, and the friends now know that someone intends to make them pay for last summer.
Watch trailerWhere to watch in 🇺🇸 United States
Top cast
Madison Iseman
Lennon / Alison
Bill Heck
Bruce
Brianne Tju
Margot
Zeke Goodman
Dylan
Ashley Moore
Riley
Fiona Rene
Lyla
Cassie Beck
Courtney
Brooke Bloom
Clara
Frequently asked questions
Where can I watch I Know What You Did Last Summer online?
As of September 20, 2026, I Know What You Did Last Summer is available to stream on Amazon Prime Video, Amazon Prime Video with Ads, and Amazon Prime Video Free with Ads in United States. Use the country selector above to check availability in other regions — streaming rights are licensed per country, so catalogues differ.
Is I Know What You Did Last Summer on Netflix?
No — I Know What You Did Last Summer is not currently on Netflix in any of the countries we track. In United States it streams on Amazon Prime Video, Amazon Prime Video with Ads, and Amazon Prime Video Free with Ads instead.
Can I rent or buy I Know What You Did Last Summer online?
Yes. In United States, I Know What You Did Last Summer is available for digital purchase on Amazon Video, Apple TV Store, and Fandango At Home.
In which countries can I stream I Know What You Did Last Summer?
As of September 20, 2026, I Know What You Did Last Summer is included with a streaming subscription (or free with ads) in Argentina, Brazil, Canada, Chile, Colombia, Germany, Italy, Mexico, Portugal, Spain, United Kingdom, and United States, among the countries we track.
Streaming availability last checked on September 20, 2026. Catalogues change frequently — data from TMDB and JustWatch.
