The Doctor, Jamie and Zoe return to Earth and become embroiled in the schemes of Tobias Vaughn. They meet up with an old friend, Colonel (now Brigadier) Lethbridge-Stewart, and some old enemies, the Cybermen.
1980
2013
2016
2019
2005
2015
2009
2017
2001
2018
2010
1997
2002
2004
