Watch Sherlock Holmes

Four friends, a card game and a lot of London gangsters; Guy Ritchie's debut.

Brad Pitt as an unintelligible boxer and an 86-carat diamond; Ritchie's follow-up.

Victorian London, a grappling hook and twins who share the story.

Robert Downey Jr. as Charlie Chaplin, from the London workhouse to the honorary Oscar.

Real casebooks, a London directory and no dice; you solve it or you do not.

Watson meets Holmes at Baker Street and a body with RACHE on the wall; the first case, 1887.

A stolen treasure, a one-legged man and Watson falling in love, in the second novel.

The twelve Strand stories, A Scandal in Bohemia to The Copper Beeches.