Behind-the-scenes look at the making of Doctor Who. It's back to earth with a bump for the Doctor and his companions as they come face to face with the infamous Mr Saxon, brought to life by actor John Simm. The team use a number of locations to bring his story to life and Simm discusses how he prepared for the role.

Behind-the-scenes look at the making of Doctor Who. Two enemies square up for a battle of valiant proportions in the series finale, and there are interviews with David Tennant, John Simm, Freema Agyeman, Russell T Davies, Julie Gardner and Phil Collinson.