The Doctor is summoned to the Antarctic to examine a vegetable pod discovered in the ice. Derek Moberley: Michael McStay. Charles: John Gleeson. John Stevenson: Hubert Rees. Richard Dunbar: Kenneth Gilbert. Harrison Chase: Tony Beckley.

The Time Lords send the Doctor to a Skybase above the planet Solos in the 30th Century. The Marshal of the Skybase is determined to prevent Solos achieving independence from Earth.

The TARDIS materialises on Earth in the year 1911 to find an Egyptologist possessed by an ancient god being held prisoner inside a pyramid in Egypt by a signal transmitted from one on Mars, with plans to destroy it and free himself.

The Doctor battles a terrifying mummy who is stalking passengers on a train.

In the mysterious world of the Nethersphere, plans have been drawn. Missy is about to come face to face with the Doctor, and an impossible choice is looming... 'Death is not an end', promises the sinister organisation known only as 3W - but, as the Doctor and Clara discover, they might wish it was.

When ghosts of past and future crowd into their lives, the Doctor and Clara are thrown into an adventure that takes them to the very end of the universe. What happens when the Doctor is alone? And what scares the grand old man of Time and Space? Listen!

One morning in every city and town in the world, the human race wakes up to face the most surprising invasion yet. Everywhere, in every land, a forest has grown overnight and taken back the Earth. It doesn't take the Doctor long to discover that the final days of humanity have arrived.

The Peladonians unite to defend their planet against the Ice Warriors who have captured the Doctor (Jon Pertwee) and Sarah (Elisabeth Sladen). Gebek: Rex Robinson. Ettis: Ralph Watson. Thalira: Nina Thomas.