Peter Davison, Janet Fielding and Sarah Sutton reprise their roles as The Doctor, Tegan and Nyssa, in a run of stories following on from 1983's adventure The Arc of Infinity.

A special solo adventure for Colin Baker as the Sixth Doctor, in the second of three stories dealing with the Doctor's latest battle with arch enemy the Master. Somewhere off the South Coast of England, there's a lonely island. On that island stands a solitary castle, long since abandoned - haunted, they say. But the truth is, that castle houses something far worse than mere ghosts. The castle is what lies at the end of a trail followed by the Doctor in search of several missing scientists - all of them connected to the top secret Dominus Institute and its elusive CEO, Sir Andrew...

An astronomical base at the fringes of Earth's galaxy finds itself on the frontline of a war with an unimaginably alien force.

A walking tour guide meets a ghost who says her tour is being used to bring a terrible being into our world. Before he died, the ghost was known as the Doctor.

The Doctor has returned Mags, formerly of the Psychic Circus, to her native world: Vulpana. Not the savage Vulpana that Mags was taken from, but Vulpana in an earlier era. The Golden Millennium - when the Four Great Wolf Packs, each devoted to one of the planet's four moons, oversaw the height of Vulpanan civilisation. A time when the noblest families of the Vulpanan aristocracy found themselves in need of new blood...A golden age, that's about to come to a violent end! CAST: Sylvester McCoy (The Doctor), Jessica Martin (Mags), Nimmy Marsh (Ulla), Peter Bankole (Issak), Irfan Shamji (Jaks),...