hypnotic drug

[http://www.imdb.com/title/tt0023194/]

Cap­sule Descrip­tion: The malev­o­lent Man­darin, Fu Manchu, attempts to ral­ly the hea­then Asi­at­ic hordes under his ban­ner by way of the leg­endary Sword and Mask of Genghis Kahn, pro­claim­ing him­self the rein­car­na­tion of the leg­endary con­queror. But his oppo­nent, Sir Nay­land Smith, is there to oppose his scheme.