I Know What You Did Last Summer | Official Teaser Trailer | Prime Video

One year after a fatal accident on the night of their graduation, a group of teenagers find themselves being stalked by a mysterious killer. Watch I Know What You Did Last Summer on Prime Video on 15th October. » SUBSCRIBE: Get More Prime Video: Watch More: Facebook: Twitter: Instagram: Prime Video has thousands of popular movies and TV shows, including award-winning Amazon Originals, plus live sport and more. All included with Prime! #IKnowWhatYouDidLastSummer #Horror #OfficialTrailer #TeaserTrailer