Jess Franco's version of the Bram Stoker classic has Count Dracula as an old man who grows younger whenever he dines on the blood of young maidens.
The evil mastermind Fu Manchu plots his latest scheme to basically freeze over the Earth's oceans with his diabolical new device. Opposing him is his arch-nemesis, Interpol's very British Nayland Smith.
Former Countess Clair and Professor Gruber conduct occult research in castle basement of Count Victor, re-animating people to kill for them.