The quirky spin on Conan Doyle's iconic sleuth pitches him as a "high-functioning sociopath" in modern-day London. Assisting him in his investigations: Afghanistan War vet John Watson, who's introduced to Holmes by a mutual acquaintance.
Peter Capaldi is introduced as Zoe Ball hosts a live celebration in which the next actor to land Doctor Who's lead role is revealed, in the company of former cast members and celebrity fans.