Sherlock: The Game Is Afoot

From BoardGameGeek:

A crime most heinous has been committed in foggy London. The greatest minds in the city race to identify the criminal. The first to solve the case will earn eternal notoriety as London's greatest deductive genius. The game is afoot! Sherlock: The Game is Afoot is a quick-paced game of competitive deduction. Step into the role of one of many beloved characters from the Sherlock Holmes novels as you race across London, questioning your opponents and exploring leads that crop up around the city. Keep careful track of the clues you gain in your notepad, because only the quickest detective to suss out the missing culprit card will win. -description from the publisher