The Pandorica Opens
Deep Roy, who had previously played Mr. Sin in "The Talons of Weng-Chiang", has an uncredited role as the Posicarian delegate. Trevor Laird returned to "Doctor Who" in the Tenth Doctor era as Clive Jones, father of the Doctor's companion Martha Jones. Christopher Ryan returned in 2008 as Sontaran leader General Staal in "The Sontaran Stratagem" and "The Poison Sky", and in 2010 as another Sontaran, Commander Strak, in "The Pandorica Opens".