Robert Gustafsson was originally cast as Hasse P, but dropped out due to dissatisfaction with the script. His replacement, Mikael Persbrandt claimed that as far as he was concerned, the script was more than fully satisfactory.
Lars Hammar, father of director and writer Filip Hammar, who is portrayed in the film is a real life francophile.
Based on the book with the same name, written by screenplay writers and directors Filip Hammar & Fredrik Wikingsson in 2009.
The original actor in the openingscene with the death jump in the swimming hall was replaced by a backup plan B actor last minute.