The Satanic Rites of Dracula

The Satanic Rites of Dracula is a 1973 British horror film that follows Professor Van Helsing aiding the police and British security forces in investigating a series of satanic rituals at a country house. As the investigation unfolds, they discover a sinister plot orchestrated by a mysterious property tycoon involving a deadly plague, ultimately revealing Dracula's desperate plan to end his eternal existence.