Taken from the last Pertwees and early Tom Baker stories. The exile by the Time Lords is over and the TARDIS is undergoing repairs as seen in The Green Death, and by Planet of Evil it can now do short, controlled trips something which it could never have done before. The inside of the TARDIS barely featured for three seasons and not at all in season twelve. Only Planet of the Daleks (along with Frontier in Space), Death to the Daleks, Planet of Evil and Pyramids of Mars featured it, and ...