Mästerdetektiven Blomkvist
- Annu: 1947
- Paese: Sweden
- Genre: Adventure, Family, Mystery
- Studio: Produktion S. Bauman
- Parolla chjave:
- Direttore: Rolf Husberg
- Cast: Olle Johansson, Ann-Marie Skoglund, Sven-Axel Carlsson, Bernt Callenbo, Ulf Törneman-Stenhammar, Roberto Günther