The Poison Sky

7.5
/10
With planet Earth choking under the poison sky, the Doctor must stop the Sontarans' threat to the planet.
S4.E5

Doctor Who

The Poison Sky

season 4 episode 5

episode aired on may 2008

Episode rating

Season 4
7.6
E0
7.7
E1
8.0
E2
8.0
E3
7.4
E4
7.5
E5
7.5
E6
7.7
E7
9.3
E8
9.4
E9
9.1
E10
8.9
E11
9.0
E12
9.2
E13

Cast of episode