Sherlock Holmes: A Game of Shadows is a 2011 period action mystery film directed by Guy Ritchie and produced by Joel Silver, Lionel Wigram, Susan Downey, and Dan Lin. It is the sequel to the 2009 film Sherlock Holmes, and features the Sherlock Holmes and Dr. John Watson characters created by Sir Arthur Conan Doyle. The film’s screenplay was written by Michele Mulroney and Kieran Mulroney. Robert Downey Jr. and Jude Law reprise their roles as Holmes and Watson, alongside Noomi Rapace as Simza, Stephen Fry as Mycroft Holmes, Jared Harris as Professor Moriarty. Rachel McAdams reprised her role as Irene Adler in a cameo appearance. Although the film follows an original premise, it incorporates elements of Conan Doyle’s short stories “The Final Problem” (1893) and “The Adventure of the Empty House” (1903). In the film, Holmes and Watson travel across Europe with a Romani adventuress to foil an intricate plot by their cunning nemesis, Professor Moriarty, to instigate a war.
Upon its release, the film received generally positive reviews from critics. It was commercially successful, with a worldwide gross of over $545 million.