PHOTOS: David Tennant & Matt Smith On The Graham Norton Show (Hi Res Quality)

David Tennant and Matt Smith will appear together as guests on The Graham Norton Show tonight to talk about the Doctor Who 50th Anniversary and the special anniversary episode in which they both star. The chat show airs just one day ahead of the 50th Anniversary and the international simulcast of the anniversary episode, The Day Of The Doctor

Other guests on the show are Emma Thompson, Jimmy Carr and Robbie Williams.

Watch David and Matt on The Graham Norton Show on BBC One tonight at 10.35pm GMT.

The Day of The Doctor sees David Tennant return to the TARDIS as the Tenth Doctor along with companion Rose, played by Billie Piper. They join Matt Smith and Jenna Coleman as the Eleventh Doctor and Clara, along with John Hurt as a dark and unknown incarnation of the Doctor. Plot details released this week reveal that the Doctors must face a murderous plot and an ancient battle in their greatest adventure in which all of reality is at stake. The Day Of The Doctor airs worldwide on Saturday 23rd November.

American fans can see the episode tomorrow at 10pm on BBC America