Classic British sci-fi adventure starring Peter Davison. The TARDIS lands on Manussa where Tegan is possessed by the Mara, who plot to break into the physical world.

Classic British sci-fi adventure starring Tom Baker. The Doctor and Harry try to alert the authorities to Davros' plans while Sarah and Sevrin are forced to work on the Thals' rocket.

Classic British sci-fi adventure starring Tom Baker. The Doctor fails to prevent the Thals from destroying the Kaled city and must face an imminent attack from the Daleks.

Classic British sci-fi adventure starring Tom Baker. Davros learns full details of future Dalek victories from the Doctor, but opposition to Davros' plans is growing, leading to a rebellion.

Classic British sci-fi adventure starring Tom Baker. Gharman tries to sway the Kaleds to vote against the Dalek project, but Davros has a trick up his sleeve to ensure a Dalek victory.

Classic British sci-fi adventure starring Tom Baker. The Doctor and Sarah answer a distress call that leads them to Zeta Minor; the last planet of the known universe.

Classic British sci-fi adventure starring Tom Baker. The Doctor discovers that the planet Zeta Minor lies on the boundary between the universes of matter and anti-matter.

Classic British sci-fi adventure starring Tom Baker. The Doctor strikes a bargain with the Anti-Matter Beast to return all of the anti-matter to the planet.

Classic British sci-fi adventure starring Tom Baker. The Doctor tries to convince Sorenson to sacrifice himself so that his crew can survive, while Salamar's input only makes matters worse.

Classic British sci-fi adventure starring Tom Baker. The Doctor and Sarah return to Earth only to discover a strangely deserted village and white-clad figures stalking through woodland.

Classic British sci-fi adventure starring Tom Baker. While he and Sarah are hunted by UNIT forces, the Doctor suspects Crayford brought something sinister to Earth in his rocket.