Last updated 24 March 2024


Part Four

Series Episode Number: 575

World 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...