The Sign of Four was the second novel featuring which famous fictional detective, following A Study In Scarlet?
The Sign of Four (2001 film) The Sign of Four (2001) is a Canadian television film directed by Rodney Gibbons and starring Matt Frewer and Kenneth Welsh. The movie is based on Arthur Conan Doyle's second Sherlock Holmes story.
Colin Dexter Norman Colin Dexter, OBE (29 September 1930 – 21 March 2017) was an English crime writer known for his "Inspector Morse" series of novels, which were written between 1975 and 1999 and adapted as an ITV television series, "Inspector Morse", from 1987 to 2000. His characters have spawned a sequel series, "Lewis", and a prequel series, "Endeavour".