Doctor Who (2005 revival)
The Poison Sky
Season 4, Episode 5 · Aired 2008-05-03
Synopsis
As the Sontarans choke the Earth, the Doctor and UNIT battle to keep both Martha and Donna alive.
In the series
This episode is part of Doctor Who (2005 revival) (2005–present) on BBC One.
The TARDIS returns — timey-wimey as global soft power.
Key cast
- Christopher Eccleston as Ninth Doctor
- David Tennant as Tenth Doctor
- Billie Piper as Rose Tyler
- Freema Agyeman as Martha Jones
- Catherine Tate as Donna Noble
- John Barrowman as Jack Harkness