Rousing action sequel, starring Robert Downey Jr, Jude Law and Jared Harris. The wild-eyed sleuth vies for newlywed Watson's time and attention, but soon finds himself occupied by the intelligent and wily Professor Moriarty. Holmes discovers the aforementioned evil genius is conspiring to create a new generation of weapons that he will force the world's superpowers to turn on each other, sparking a global conflict.