I Know What You Did Last Summer Anime Guide: Story, Cast and Watch Facts
A TMDB-backed guide to I Know What You Did Last Summer, including cast, release facts, genres and watch-provider notes.
I Know What You Did Last Summer (2021) — an evergreen reference for this TV series: the essentials, the cast, where to watch and what to watch next. No one is safe.
Where to watch
TMDB's U.S. watch-provider data lists Amazon Prime Video, Amazon Prime Video with Ads. Availability changes by country and date, so check your streaming app before watching.
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
About I Know What You Did Last Summer
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.
More like I Know What You Did Last Summer
- The Better Sister
- Pretty Little Liars: Original Sin
- Why Didn't They Ask Evans?
- The Purge
- 56 Days
- Imperfect Women
- Dead Ringers
- Fool Me Once
Figures and availability come from public TMDB data and are provided as a sourced reference.
Frequently asked questions
Where can I watch I Know What You Did Last Summer?
TMDB's U.S. watch-provider data lists Amazon Prime Video, Amazon Prime Video with Ads. Availability changes by country and date, so check your streaming app before watching.
Who is in the cast of I Know What You Did Last Summer?
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
Is this I Know What You Did Last Summer guide official?
No. It uses TMDB data as a reference and is not endorsed or certified by TMDB.
Sources
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