13 Season
153 Episode
Doctor Who - Season 4 Episode 5 The Poison Sky (2)
The Sontarans continue their evil plot and begin to "choke" the Earth. The Doctor and Donna, now teamed with Martha have to stop them! Can they save Earth before it's too late?
- Country : Canada, United Kingdom
- Genre : Action & Adventure, Drama, Sci-Fi & Fantasy
- Director : C. E. Webber, Sydney Newman, Donald Wilson
- Cast : Jodie Whittaker, Mandip Gill, John Bishop