How did the subject of the 2015 Austrian thriller film "Jack" die?
Jack (2015 film) Jack is a 2015 Austrian thriller film about serial killer Jack Unterweger, directed by Elisabeth Scharang. It was screened in the Contemporary World Cinema section of the 2015 Toronto International Film Festival.
Franz von Jauner Franz Ritter von Jauner (14 November 1831, in Vienna – 23 February 1900, in Vienna) was an Austrian theatre director and opera intendant. He was the subject of a 1940 biographical film "Operetta" in which he was played by Willi Forst.