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Jens Langkniv
- Year: 1940
- Country: Denmark
- Genre: History
- Studio: Cimbria Film, Fotorama
- Keyword:
- Director: Søren Melson, Peter Lind, Per Knutzon
- Cast: Asbjørn Andersen, Grete Bendix, Kirsten Elsass, Ejner Federspiel, Poul Reichhardt, Bjarne Henning-Jensen