Watch The Fiendish Plot of Dr. Fu Manchu

This quirky comedy film focuses on the efforts of Fu Manchu, a venerable 168 years old, to recreate the special elixir which grants him vitality after one of his assistants destroys the original formula. Agents of the F.B.I. and Scotland Yard enter the picture when a business card left at the scene of a diamond heist ties Fu Manchu to the robbery. Retired detective, Sir Denis Nayland-Smith, is placed on the case, hot on the trail of Fu Manchu's efforts to steal a diamond from the Tower of London, identical to the first missing gem, to use in his elixir.