Still reeling from their first encounter, can the Doctor and her new friends stay alive long enough in a hostile alien environment to solve the mystery of Desolation? And just who are Angstrom and Epzo?

The Doctor and Romana (Lalla Ward) are threatened by the Mandrels. Dymond: Geoffrey Bateman. Costa: Peter Craze. Fisk: Geoffrey Hinsliff. Tryst: Lewis Fiander. Stott: Barry Andrews. Rigg: David Daker.

Top secretes plans have been stolen and all evidence points to a sentient robot. The Doctor steps in the help UNIT solve the case while he recovers from his latest regeneration and struggles to regain his senses.

The TARDIS lands in the far future inside a spaceship orbiting the planet Sense-Sphere. The crew of the ship appear to be dead but then suddenly return to life.

The Ice Warriors trap Sarah (Elisabeth Sladen) and the Doctor (Jon Pertwee). Alpha Centauri: Stuart Fell. Alpha Centauri's Voice: Ysanne Churchman.

The Doctor turns the monster against the Ice Warriors, and the Peladonians get a new chancellor. Gebek: Rex Robinson. Sarah: Elisabeth Sladen. Sskel: Sonny Caldinez. Azaxyr: Alan Bennion. Eckersley: Donald Gee. Thalira: Nina Thomas. Alpha Centauri: Stuart Fell. Alpha Centauri's Voice: Ysanne Churchman.

The TARDIS lands in the far future inside a spaceship orbiting the planet Sense-Sphere. The crew of the ship appear to be dead but then suddenly return to life.

Two worlds collide when the Doctor meets Bill. A chance encounter with a girl with a star in her eye leads to a chase across time and space. Bill's mind is opened to a Universe that is bigger and more exciting than she could possibly have imagined.

The Doctor and her friends find themselves in the Deep South of America. As they encounter a seamstress by the name of Rosa Parks, they begin to wonder: is someone attempting to change history?

Evacuated to a house in Dorset from war-torn London, Madge Arwell and her two children, Lily and Cyril, are greeted by a madcap caretaker whose mysterious Christmas gift leads them into a magical wintry world.

Christmas Eve 1892 and a chilling menace threatens humankind - but with the Doctor in mourning, it takes old friends and an unorthodox young governess to get him fighting to save the world again.

The Doctor's search for Clara brings him to London, where Wi-Fi is everywhere. Humanity lives in a Wi-Fi soup but something dangerous is lurking in the signals, picking off minds and imprisoning them...

"We don't get aliens in Sheffield." In a South Yorkshire city, Ryan Sinclair, Yasmin Khan, and Graham O'Brien are about to have their lives changed forever as a mysterious woman, unable to remember her own name, falls from the night sky.

Kylie Minogue joins Doctor Who to play Astrid, a waitress on a doomed spaceship that eerily resembles the Titanic. When a meteor hits, Astrid and The Doctor must protect the survivors from and prevent the whole ship from crashing to Earth.

The Twelfth Doctor makes his debut in BBC America's time-honored Doctor Who Christmas special. Peter Capaldi, Jenna Coleman and guest star Nick Frost strap in for a dangerous sleigh ride through space and time in the Steven Moffat helmed special.

The Doctor must sacrifice everything to save a town called Christmas from the Time Lord's greatest enemies.