The slow-motion work in the film was done by Gavin Free, an English filmmaker who works for Rooster Teeth Productions and is known for his web series, The Slow Mo Guys, on YouTube. See more »
When Moriarty stands up from the rubble of the factory, within his ear a piece of cotton wool is visible, presumably to block any rubble falling into his ear. See more »
Dr. John Watson:
The year was 1891. Storm clouds were brewing over Europe. France and Germany were at each other's throats, the result of a series of bombings. Some said it was the Nationalists. Others, the anarchists. But as usual, my friend Sherlock Holmes, had a different theory entirely.
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SPOILER: The closing title "THE END" appears as part of Dr. Watson's manuscript; Holmes corrects the manuscript to make it "THE END?" See more »