The Day Of The Doctor -

Several "features" were released to complement the main special:

: Exclusive behind-the-scenes and "strax" intros were shown to audiences viewing the special in 3D in theaters. The Day of the Doctor

is the 50th-anniversary special of the British science-fiction television program Doctor Who . It is notable for being a "multi-Doctor" story that fundamentally changed the series' narrative regarding the Time War . Key Features and Milestones Several "features" were released to complement the main