In Cinemas August 23 Follow us on Facebook at facebook.com/universalpicturesuk Find us on Instagram at Instagram.com/universalpicturesuk​ Find us on Threads at threads.net/@universalpicturesuk Follow us on Twitter at twitter.com/universaluk​ Find us on TikTok at tiktok.com/@universalpicturesuk​ http://www.cuckoomovie.co.uk Reluctantly, 17-year-old Gretchen (Hunter Schafer) leaves her American home to live with her father, who has just moved into a resort in the German Alps with his new family. Arriving at their future residence, they are greeted by Mr. König (Dan Stevens), her father's boss, who takes an inexplicable interest in Gretchen's mute half-sister Alma (Mila Lieu). Something doesn't seem right in this tranquil vacation paradise. Gretchen is plagued by strange noises and bloody visions until she discovers a shocking secret that also concerns her own family. Director/Writer: Tilman Singer Writers: Paul Angunawela, John Collee Cast: Hunter Schafer, Jan Bluthardt, Marton Csokas, Jessica Henwick, Dan Stevens, Mila Lieu, Great Fernandez, Proschat Madani, Astrid Berges-Frisbey, Konrad Singer, Kalin Morrow