I Know What You Did Last Summer: Cast Rate: –☹️ Very Bad🙁 Bad😐 Average🙂 Good😃 Excellent🤩 Super! ★ Save Rating✔ Rating Saved! Notify me: –about new episodeabout new seasonabout end of season Subscribe✔ Subscription Saved! I Know What You Did Last Summer Drama, Horror 10/15/21 – 11/12/21 https://www.amazon.com/Know-What-You-Last-Summer/dp/B09GPTDR4C GeneralEpisodesCastCharactersGallery Cast See full cast → Brianne Tju as TBD Margot Margot Gilbert Madison Iseman as TBD Lennon Grant Allison Grant Bill Heck as TBD Bruce Grant Ezekiel Goodman as TBD Dylan Scanlon Ashley Moore as TBD Riley Thacker Sebastian Amoruso as TBD Johnny Fiona Rene as TBD Lyla Kalei Cassie Beck as TBD Courtney Thacker Brooke Bloom as TBD Madison Iseman as Lennon Grant Madison Iseman as Allison Grant Fiona Rene as Lyla Kalei Ashley Moore as Riley Bill Heck as Bruce Grant Ezekiel Goodman as Dylan Brooke Bloom as Clara Cassie Beck as Courtney Sebastian Amoruso as Johnny Brooke Bloom as Clara Whethers