27K views · 539 reactions | Sherlock Holmes has been portrayed well over 250 times in film and TV – more than any other literary human character. Why is the pipe-smoking detective so iconic, and what does his enduring popularity tell us about the stories and characters we love the most? Find out more at cnn.com/cnnfilmschool | CNN International | Facebook

796K views · 2.1K shares | How did the cast feel when returning to film #Sherlock series 4? | Sherlock | Facebook

731K views · 11K reactions | How would the #Sherlock cast describe series four? | Sherlock | Facebook

The case of the missing breakfast guest? Sherlock’s got it solved… YOU could be the lucky one to join Benedict Cumberbatch and the Sherlock cast in London! Enter now. | Sherlock

799K views · 11K reactions | A certain Mr Cumberbatch will also be joining the #Sherlock Comic-Con panel tomorrow! #SDCC2016 #SDCC | Sherlock | Facebook

233 reactions · 125 shares | The case of the missing breakfast guest? Sherlock’s got it solved… YOU could be the lucky one to join Benedict Cumberbatch and the Sherlock cast in London! Enter now. | Sherlock | Facebook

557 reactions · 51 shares | LAST CHANCE! YOU could be the lucky one to join Benedict Cumberbatch and the Sherlock cast in London. Enter now! | Sherlock | Facebook