I Know What You Did Last Summer (2021)

Overview · Where to watch · Cast & crew · Reviews

No one is safe.

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.

• Released: 2021-10-14
• Genres: Mystery, Drama
• Seasons: 1, 8 episodes
• Episode length: 49m
• Network: Prime Video
• Status: Canceled
• TMDB rating: 6.4/10 from 252 votes

Created by Sara Goodman.

Top cast

• Madison Iseman as Lennon / Alison
• Bill Heck as Bruce
• Brianne Tju as Margot
• Zeke Goodman as Dylan
• Ashley Moore as Riley
• Fiona Rene as Lyla
• Cassie Beck as Courtney
• Brooke Bloom as Clara

Full cast & crew

Where to watch I Know What You Did Last Summer

• United States: stream on Amazon Prime Video, Amazon Prime Video with Ads; watch free on Amazon Prime Video Free with Ads, Amazon MX Player; buy on Amazon Video, Apple TV Store, Fandango At Home
• United Kingdom: stream on Amazon Prime Video, Amazon Prime Video with Ads
• India: stream on Amazon Prime Video, Amazon Prime Video with Ads
• Canada: stream on Amazon Prime Video, Amazon Prime Video with Ads
• Australia: stream on Amazon Prime Video, Amazon Prime Video with Ads

Shows like I Know What You Did Last Summer

If you enjoyed I Know What You Did Last Summer, these TV shows have a similar feel:

• The Better Sister (2025)
• Pretty Little Liars: Original Sin (2022)
• Why Didn't They Ask Evans? (2022)
• The Purge (2018)
• 56 Days (2026)
• Fool Me Once (2024)
• Imperfect Women (2026)
• Sherlock & Daughter (2025)
• Dead Ringers (2023)
• A Good Girl's Guide to Murder (2024)
• Echoes (2022)
• Pretty Little Liars (2010)

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