Mästerdetektiven Blomkvist

Ann-Marie Skoglund as Eva-Lotta Lisander Bernt Callenbo as Sixten Magnus Kesster as Tore Krok, alias Arthur Berg Solveig Hedengran as Mia Lisander Carl Reinholdz as Fredrik med foten Fritiof Billquist as Detective Inspector Stenberg at the State Police Björn Berglund as Kalle's Father Hugo Tranberg as The Hotel Porter (uncredited) Olle Johansson as Kalle Blomkvist Sven-Axel Carlsson as Anders Bengtsson Sigge Fürst as Constable Björk Henrik Schildt as Uncle Einar Peter Lindgren as Ingvar Redig, alias Tjommen Anna-Stina Wåglund as Kalle's Mother

Rune Ericson Director of Photography Bibi Lindström Production Design Gunnar Johansson Original Music Composer, Music Arranger Rolf Husberg Editor, Director, Writer Lars Nordberg Sound Charles Redland Music Arranger Alva Lundin Title Designer Astrid Lindgren Book Jules Sylvain Original Music Composer