The Vampire Bat (1933)

In the small village of Kleinshloss, the locals are scared with a serial killer that is draining the blood of his victims, and the Burgermeister Gustave Schoen is convinced that a vampire is responsible for the deaths. The skeptical police inspector Karl Brettschneider is reluctant, but the local doctor Otto Von Newman shows literature about cases of vampirism inclusive in Amazon.

IMDb 5.760min1933