Writer/Director Nick McKinless is in the opening fight of Sherlock Holmes getting smashed up for real by Robert Downey Jr.
Conor Allyn's movie Java Heat is a poster on the wall in the opening fight. Java Heat stars Mickey Rourke, Kellan Lutz and Ario Bayu and Nick McKinless was the 2nd Unit Director/Stunt Coordinator.
Nick has had fights or been killed (on screen) by Brad Pitt, Tom Cruise, Vin Diesel, Johnny Depp, Daniel Craig, Daniel Radcliffe, Jake Gyllenhall, Nicholas Cage, Christian Bale, Keanu Reeves, Jean Claude Van Damme and many more.
Underground comic book artist Robert Crumb is referenced in the opening fight with the cartoon 'Keep on truckin...' just before the Bald Man makes a move.