The centerpiece of BBC AMERICA`s celebrations of Doctor Who`s 50th Anniversary will be the special anniversary episode, The Day of the Doctor, premiering on Saturday, November 23. In addition to the episode title and iconic image revealed today, the BBC confirmed the anniversary special will be feature length with 75 minutes of adventure. The Day of the Doctor stars Matt Smith (How to Catch a Monster), David Tennant (Broadchurch), Jenna Coleman (Dancing on the Edge), with Billie Piper (Secret Diary of a Call Girl) and John Hurt (Tinker Tailor Soldier Spy, Alien). This is the first time David Tennant and Billie Piper have appeared in the series since their farewells in 2010. The special will be a celebration for long-time fans and an opportunity for those new to the series to jump onboard. Matt Smith, who plays the Doctor, said: `The Day of the Doctor is nearly here! Hope you all enjoy. There`s lots more coming your way, as the countdown to the 50th begins now.` Steven Moffat, lead writer and executive producer, Doctor Who said: `50 years has turned Doctor Who from a television show into a cultural landmark. Personally I can`t wait to see what it becomes after a hundred.`