Last updated 26 April 2017



Series Episode Number: 179

First Broadcast: Wed 31 May 2017 - ~8:00pm UTC (United Kingdom)
Running Time: 75 minutes

As the Earth’s primeval rulers reclaim their birthright, UNIT must stand against them. And Kate Stewart and Osgood must venture into a Mediterranean stronghold to retrieve a means to fight back.

But a Silurian warrior is on their trail. Once she has the humans’ scent, Commander Tryska will never give up the hunt.