Last updated 21 October 2020

Decline of the Ancient Mariner

Decline of the Ancient Mariner

Series Episode Number: 22

First Broadcast: Tue 31 Mar 2020 - ~8:00pm UTC (United Kingdom)
Running Time: 33 minutes

When NASA has a problem they can’t quite understand, they quickly turn to the Doctor and Sarah Jane Smith to investigate. Their Mariner 10 probe disappeared for 30 minutes, with no apparent explanation. What starts out as quick investigation ends up having catastrophic consequences for the time travellers.

But the reason for the probe’s disappearance sounds a little too familiar for the Doctor...