Star Hero Fiennes Tiffin and showrunner Matthew Parkhill crack the case of how Sherlock Holmes became the deerstalker-wearing sleuth we all know and love. There's a wall in London's Sherlock Holmes ...

There's a wall in London's Sherlock Holmes Museum that features the faces of all the actors who have tackled the iconic detective, which Hero Fiennes Tiffin came across while doing research for his ...