The Doctor and Codal escape from their cell and meet up with the Thal commandos who are trying to get into the Dalek base.
Did You Know?
The color videotape of this episode was wiped by the BBC and it remained in the archives for 30 years only as a 16mm black and white telerecording. However, the Doctor Who
(1963) Restoration Team were able to restore color to the episode using the new "chroma dots" technology for the serial's release on DVD in 2009. See more