Bill Bergson, Master Detective (original Swedish name: Mästerdetektiven Blomkvist) is a 1947 Swedish film about Kalle Blomkvist, directed by Rolf Husberg. It is based on the novel with the same name, written by Astrid Lindgren. Olle Johansson as Kalle Blomkvist Sven-Axel "Akke" Carlsson as Anders Bengtsson Ann-Marie Skoglund as Eva-Lotta Lisander Bernt Callenbo as Sixten Ulf Törneman-Stenhammar as Benka Roberto Günther as Jonte Bill Bergson, Master Detective on IMDb Bill Bergson, Master Detective at the Swedish Film Institute Database