A ship at the edge of space.
A robot with a secret.
A sinister presence.

The Doctor and Donna are trapped on board a mysterious spacecraft. Fate of the crew: unknown. Fate of the universe if what's on board gets out: terminal.

Based on a script by Russell T Davies, the spectacular second adventure for Doctor Who’s 60th anniversary features David Tennant as the Fourteenth Doctor and Catherine Tate as Donna Noble.