Doctor Who: Shada

Shada-prison planet Overlords of time in which they enter into the most dangerous criminals. Shadaa, genius from the planet Dronoid wants to create a "Universal mind" which will contain the knowledge of these criminals. But knowledge about the location of the planet Shada has long been lost. The only one who knows, this time Lord Professor Hronotis. Shada begins his Chase, Professor turn to his old friend Dr.
The Doctor visits his old Time Lord friend Chronotis in Cambridge, 1979. But the ruthless Skagra has also arrived to retrieve a book that will help unlock one of the Time Lords' greatest secrets: what is Shada? Filming for this story was never finished, and in this version the unfilmed material is completed via animation.