The Satanic Rites of Dracula

The Satanic Rites of Dracula is a movie starring Christopher Lee, Peter Cushing, and Michael Coles. This is the eighth film in Hammer's Dracula series, and the seventh and final one to feature Christopher Lee as Dracula and the...
The police and British security forces call in Professor Van Helsing to help them investigate Satanic ritual which has been occurring in a large country house, and which has been attended by a government minister, an eminent scientist and secret service chief. The owner of the house is a mysterious property tycoon who is found to be behind a sinister plot involving a deadly plague. It is in fact Dracula who, sick of his interminable existence, has decided that he must end it all in the only possible way- by destroying every last potential victim.