Doctor Who and the Silurians (a two-part Eleventh Doctor story from 2010), in 'The Monster Collection' series, specifically "The Silurians" entry. Doctor Who and the Silurians Doctor Who and the Silurians is the second serial of the seventh season in the British science fiction television series "Doctor Who". It was first broadcast in seven weekly parts on BBC1 from 31 January to 14 March 1970. The serial is set in an English moorland, the cave system below it, and London. In the serial, the alien time traveller the Third Doctor (Jon Pertwee) attempts to broker peace between humanity and the Silurians, an intelligent bipedal race
The Doctor (Doctor Who) with stasers, weapons capable of suppressing regeneration. In "Death of the Doctor", a serial from spin-off programme "The Sarah Jane Adventures", the Eleventh Doctor flippantly responds to a child that he can regenerate "507" times; writer Russell T. Davies intended this line as a joke. Due to the retroactive creation of a numberless War Doctor and the Tenth Doctor's aborted regeneration in "The Stolen Earth"/"Journey's End", the Eleventh Doctor was the final incarnation in his natural cycle. The Time Lords used a crack in the universe to give him a new cycle consisting of an unknown number of regenerations in