Fritz Haarmann: der Schläcter von Hanover (2017)

Friedrich Heinrich Karl "Fritz" Haarmann (25 October 1879 - 15 April 1925) was a German serial killer, known as the Butcher of Hanover and the Vampire of Hanover, who committed the sexual assault, murder, mutilation and dismemberment of a minimum of 24 boys and young men between 1918 and 1924 in Hanover, Germany.