Detective Sherlock Holmes and Dr. John Watson join forces to investigate a murder at Buckingham Palace. They soon learn that they have only four days to solve the case, or the queen will become the next victim.
| Writer | Etan Cohen |
|---|---|
| Director | Etan Cohen |
| Actor | Will Ferrell, John C. Reilly, Rebecca Hall |
| Country | United States of America |
| Production | Columbia Pictures |