Klaus Kinski in Prince of the Night (aka Nosferatu in Venice) NTSC All Region DVD.

 
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Helietta Canins (Barbara De Rossi) requests the help and knowledge of professor Paris Catalano (Christopher Plummer) to help her to get rid of all the rumors still surrounding her luxurious venetian mansion. According to the legend, Helietta’s grandmother has been abducted by the mighty Nosferatu himself (Klaus Kinski). But when Professor Catalano discovers in the basement of Helietta’s palazzo the vampire’s crypt, he realizes that there could be some terrible truth to all rumors about the existence of an unholy undead in Venice.