A German serial killer preys on boys and young men during the so-called years of crisis between the wars. Based on the true story of Fritz Haarmann, aka the Butcher of Hanover and the Vampire of Hanover.
Director: Ulli Lommel
Writer: Kurt Raab
Producer: Michael Fengler, Rainer Werner Fassbinder
Director of Photography: Jürgen Jürges
Die Zärtlichkeit der Wölfe (1973) TRAILER [HD]