This Week in USA
The Poison Sky (Season 4 - Ep 5)
Last updated 21 February 2017
9:00am-10:00am EST (14:00 GMT) < > « »
BBC America (adverts during broadcast)
Featuring: David Tennant, Freema Agyeman, Bernard Cribbins, Catherine Tate, Jacqueline King, Christopher Ryan, Ryan Sampson
Part 2. As poison gas suffocates the Earth's population, the Doctor and UNIT team members work to eliminate the threat.
Synopsis Source: BBC America website schedule listing
Broadcast Source: BBC America