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