The Poison Sky (2) (S04E05)
S04E05
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?
Show
Doctor Who (2005)
Episode
S04E05
Air Date
May 03, 2008
Season 4 Episodes
S04E01
Partners in Crime
S04E02
The Fires of Pompeii
S04E03
Planet of the Ood
S04E04
The Sontaran Stratagem (1)
S04E05
The Poison Sky (2)
S04E06
The Doctor's Daughter
S04E07
The Unicorn and the Wasp
S04E08
Silence in the Library (1)
S04E09
Forest of the Dead (2)
S04E10
Midnight
S04E11
Turn Left
S04E12
The Stolen Earth (1)
S04E13
Journey's End (2)