Part Four
Series Episode Number: 575World Premiere: Tue 16 Mar 1982 - 7:03pm GMT [BBC One: Not Wales] (United Kingdom)
Running Time: 24 minutes 28 seconds
9.60 Million (UK)
Chart Position: 40 () (UK)
Recorded on Wed 25 Nov 1981 in Television Centre 8
The Doctor realises the freighter is now a huge bomb and sends it back through time where it can explode millions of years ago... but Adric is still aboard...
Home Region: