Grisly strangulations in London alert Nayland Smith of Scotland Yard to the possibility that fiendish Fu Manchu may not after all be dead, even though Smith witnessed his execution. A killer spray made from Tibetan berries seems to be involved and clues keep leading back to the Thames.

Crime, Thriller

Christopher Lee, Nigel Green, Joachim Fuchsberger, Karin Dor, James Robertson Justice, Howard Marion-Crawford