Doctor Who (2005) S04E05 - The Poison Sky (2)
Doctor Who (2005) (2005)
S04E05 The Poison Sky (2)
Episode Overview
The Sontarans ramp up their sinister scheme, initiating a process to "suffocate" the planet. The Doctor, alongside Donna and Martha, must devise a plan to thwart their malevolent intentions. Time is running out—can they rescue Earth from impending doom?