How did the subject of the 2015 Austrian thriller film "Jack" die?
Jack Unterweger Johann "Jack" Unterweger (16 August 195029 June 1994) was an Austrian serial killer who murdered prostitutes in several countries. First convicted of a 1974 murder, he was released in 1990 as an example of rehabilitation. He became a journalist and minor celebrity, but within months started killing again. He committed suicide following a conviction for several murders. Austrian psychiatrist Dr. Reinhard Haller diagnosed him with narcissistic personality disorder in 1994.
Josef Diefenthal Josef Diefenthal (5 October 1915 – 13 April 2001) was a mid-ranking commander in the Waffen-SS of Nazi Germany and a war criminal during World War II. He was a recipient of the Knight's Cross of the Iron Cross on 5 February 1945 for his actions during the Ardennes Offensive, while in command of the 3rd Battalion, 2nd SS Panzer Grenadier Regiment, SS Division Leibstandarte.