I Know What You Did Last Summer (2025)
A new generation of friends buries a deadly secret — until a relentless killer resurfaces to collect what they owe.
I Know What You Did Last Summer - Movie Information
- Original Title: I Know What You Did Last Summer
- Release Year: 2025
- Directed by: Jennifer Kaytin Robinson
- Type: Movie
- Genres: Horror, Thriller, Mystery
- Age Rating (US): R
- Runtime: 1h 51m
- Original Language: English
- Spoken Languages: English
- Release Date (Theatrical): July 16, 2025 (France - 12), July 18, 2025 (United States - R), July 18, 2025 (Canada - 14A), July 18, 2025 (United Kingdom - 15), July 17, 2025 (Germany - 16), July 17, 2025 (Australia - MA 15+), July 17, 2025 (Brazil - 16), July 17, 2025 (Mexico - B-15), July 16, 2025 (Italy - 14+), July 18, 2025 (Spain - 16)
- Alternative Titles: Tajemství loňského léta (CZ), Vem, kaj ste zakrivili lansko poletje (SI), Keçən Yay Neylədiyini Bilirəm (AZ), I Know What You Did Last Summer (US), Le Pacte du silence (CA), Nikada ne zaboravljam što si radila prošlog ljeta (HR), Souviens-toi... l'été dernier (FR)
- Production Companies: Columbia Pictures, Mandalay Pictures, Original Film, Screen Gems, TSG Entertainment
- Production Countries: United States of America, Australia
I Know What You Did Last Summer - Plot
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.
I Know What You Did Last Summer - Trailer
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I Know What You Did Last Summer - Cast & Crew
Director(s)
- Jennifer Kaytin Robinson
Main Cast
- Chase Sui Wonders
- Madelyn Cline
- Sarah Pidgeon
- Jennifer Love Hewitt
- Freddie Prinze Jr.
- Jonah Hauer-King
- Tyriq Withers
- Sarah Michelle Gellar
- Billy Campbell
- Brandy Norwood
Writers
- Jennifer Kaytin Robinson
- Sam Lansky
- Leah McKendrick
Producers
- Neal H. Moritz
I Know What You Did Last Summer - FAQs
Where can you stream I Know What You Did Last Summer?
I Know What You Did Last Summer (2025) is available to stream on Netflix. It can also be rented or purchased on Amazon Video, Apple TV Store, Google Play Movies, YouTube, Fandango At Home, and Plex. Availability may vary depending on your region.
Is the 2025 film a remake or a sequel?
The 2025 film is a reimagining of the 1997 slasher classic rather than a direct sequel. It introduces a new group of young friends caught up in a cover-up, while Jennifer Love Hewitt, Freddie Prinze Jr., Sarah Michelle Gellar, and Brandy Norwood reprise their original roles in supporting capacities.
Who are the main cast members in this film?
The principal cast includes Chase Sui Wonders, Madelyn Cline, Sarah Pidgeon, Jonah Hauer-King, and Tyriq Withers as the new group of friends. Jennifer Love Hewitt, Freddie Prinze Jr., Sarah Michelle Gellar, Billy Campbell, and Brandy Norwood return from the original 1997 film.
Is I Know What You Did Last Summer based on a true story?
No, the film is not based on a true story. It is adapted from Lois Duncan's 1973 young adult novel of the same name. The story of friends concealing a fatal accident and facing a vengeful pursuer is entirely fictional, though the 1997 film and this 2025 reimagining both draw from that source material.
What is I Know What You Did Last Summer about?
Five friends accidentally cause a deadly car accident and agree to keep it secret. A year later, a mysterious figure who knows the truth begins hunting them down. The film blends slasher suspense with themes of guilt, consequence, and the corrosive weight of secrets shared among a tight-knit group.
What is the age rating for this 2025 horror film?
The film is rated R in the United States, indicating it is intended for audiences aged 17 and older. It carries a 15 certificate in the United Kingdom, a 14A rating in Canada, and a 16 classification in Spain and Germany, reflecting its intense horror violence and mature themes throughout.
Who directed I Know What You Did Last Summer 2025?
The film was directed by Jennifer Kaytin Robinson, who also co-wrote the screenplay alongside Sam Lansky and Leah McKendrick. Robinson is known for her work on Thor: Love and Thunder and Do Revenge, bringing a sharp, character-driven sensibility to this legacy horror franchise revival.
When was I Know What You Did Last Summer released?
The film was released on July 18, 2025, in the United States and Canada. It opened on July 16, 2025, in France and Italy, and on July 17, 2025, in Germany, Australia, Brazil, and Mexico. The wide international rollout positioned it as a major summer horror release.
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