The Castle of Fu Manchu

In this eerie and action-packed 1969 film, Christopher Lee stars as the diabolical Dr. Fu Manchu, who plots to freeze the world's oceans using a diabolical new device. With the help of his army of dacoits and local crime organization allies, Dr. Fu Manchu takes over an opium reserve in Istanbul, but is opposed by Interpol agents Nayland Smith and Dr. Petrie from Britain. The film follows Dr. Fu Manchu's schemes to control the largest opium port in Anatolia, using a secret formula to fuel his machine.