Last updated 17 April 2017


Survival of the Fittest

Survival of the Fittest

Series Episode Number: 131

First Broadcast: Sun 28 Feb 2010 - ~9:00pm UTC (United Kingdom)
Running Time: 90 minutes


Recorded on Mon 07 Sep 2009 in The Moat Studios



The hive of the Vrill bears the scars of a terrifying cataclysm.  Only a handful remain alive, hatched after the holocaust of the mysterious Winterlack.  The Vrill seek a new Authority.  They find the Doctor, a two-legged creature who can lead them to survival.  He must solve the mystery of the Carrion beast that haunts the lower chambers.  He must face the Winterlack that still stalk the mountains.  And he must find a path that does not lead to extinction...