The Doctor visits 2nd Century Scotland and comes face to face with an interdimensional dragon in this week's adventure.
The TARDIS leaves Bill and The Doctor stranded on Mars, just in time for a war with the Ice Warriors and the Empress of Mars.
Bill and Nardole team up to save the Doctor, and the world, from the brainwashing mummies in this week's episode.
The Doctor and Bill find themselves at the end of the world in this week's Doctor Who
The secret of The Vault is revealed, and The Doctor uncovers a frightening plot this week.
How does the Doctor fare sans eyesight? How does Bill react to alien life? Where has Nardole been?
Bill and her friends sign the worst lease agreement of all time in this week's extra creepy episode.