Sound the Siren And I'll Come To You ComradeSeries Episode Number: 28
First Broadcast: Fri 30 Sep 2016 - ~8:00pm UTC (United Kingdom)
Running Time: 34 minutes
The Doctor and Leela arrive on a barren plain in the Soviet Union of the 1950s. Twisted wreckage and remains speak of the tests of a destructive new power. The scientists responsible live in terror of their political masters.
But now they all have something else to be scared of...