Sherlock Holmes has been a fixture of cinema for over a century, evolving with each generation while retaining his iconic intellect and mystery. Sir Arthur Conan Doyle's creation first appeared on screen in 1900's Sherlock Holmes Baffled. The detective became a silent film staple before Basil Rathbone’s wartime-era portrayals in the 1930s and ‘40s defined the character for decades. The role was later reimagined through Peter Cushing’s gothic interpretations, parodied in films like The Private Li

"This monster must be ended." #Sherlock fans, shock blankets at the ready. Here's your first look at the second episode of Series 4. Sunday. 9pm. BBC One. | BBC One