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.
as Dr. Fu Man Chu
as Sir Nayland Smith
as Karl Janssen
as Maria Muller Janssen
as Sir Charles
as Dr. Petrie
as Lin Tang
as Prof. Hans Muller-Mertens
as Gaskell
as Lotus
as Chamberlain
as Chief Magistrate
as Hanumon
as Grand Lama
as Slave Girl
as Mathius
as Custodian
