Knocking (Swedish: Knackningar) is a 2021 Swedish thriller film directed by Frida Kempff and written by Emma Broström, based on a short story by Johan Theorin.[2] The film stars Cecilia Milocco, Krister Kern, Albin Grenholm, Ville Virtanen, and Alexander Salzberger.
On review aggregator website Rotten Tomatoes, 81% of 42 critics gave the film a positive review, with an average rating of 6.5/10. The critics consensus reads: "A slow-burning thriller that teeters between reality and delusion, Knocking views social issues through a blurred lens streaked with horror."[5]