Madelyn Cline (born December 21, 1997) is an American actress and model. She is best known for her roles in the Netflix teen drama series Outer Banks (2020–2026), in Rian Johnson's mystery film Glass Onion: A Knives Out Mystery (2022), and in the slasher film I Know What You Did Last Summer (2025). Description above from the Wikipedia article Madelyn Cline, licensed under CC-BY-SA, full list of contributors on Wikipedia.