I Know What You Did Last Summer Sequel 2025 Cast. Who is in the cast of i know what you did last summer 2025 reboot? Sony’s redux of the 1997 horror classic has found its cast, with outer banks star madelyn cline and riverdale sensation camilla mendes set to headline the film.

Find out more on plot, cast and where to watch. Aside from returning stars, the cast of the i know what you did last summer sequel is already growing with the addition of several new stars.