Sorry, this episode is not currently available on BBC iPlayer Radio

Episode 1

The Time Lord, Tegan, Turlough and Nyssa run into a group of hygiene-obsessed settlers under attack. Fifth Doctor adventure stars Peter Davison and Janet Fielding.

Release date:

30 minutes

Last on

Tue 11 Mar 2014 00:00

Enter the World of Doctor Who

DW50_superpromo

50 years of adventure! Join the Doctor for great clips, trailers, news and fun!

More Doctor Who from Radio 4

Doctor Who

David Tennant, Steven Moffat, Russell T. Davies, William Hartnell, Tom Baker and more ..