When intelligence agents around the world are under attack from alien forces, MI6 turns to the only people who can help: the Doctor and friends. As they travel the globe looking for answers, attacks come from all sides. Earth's security rests on the team's shoulders, but where will this planet-threatening conspiracy lead them?

A terrifying plan to destroy humanity is about to reach fruition. Can the Doctor and her companions escape multiple traps and defeat a deadly alliance?

Having decided that everyone could do with a holiday, the Doctor takes Graham, Yasmin, Ryan to a luxury resort for a spot of rest and relaxation. However, they discover the place where they are having a break is hiding a number of deadly secrets. What are the ferocious monsters that are attacking Tranquillity Spa?

The time: the earliest years of the 20th century. The place: New York City. Inventor Nikola Tesla is at war with his rival Thomas Edison. However, there's an even greater threat in their midst.

Ko Sho Blo! Trigger-happy space police the Judoon are targeting 21st-century Gloucester. The Doctor, Yaz, Ryan and Graham race back to Earth in order to prevent them doing too much damage to the cathedral city. But who are they looking for, and what did they do to incur the wrath of the Judoon?

Team Tardis investigate the connection between a missing astronaut in the Indian Ocean, birds behaving strangely in Peru and a US naval officer who washes up on a Madagascan beach.

From ancient Syria to present day Sheffield, and out into the wilds of space, something is stalking the Doctor and infecting people's nightmares.

Lord Byron and the Shelleys prepare for a night telling ghost stories, but their villa proves to have ghostly presences all its own.

In the far future, the Doctor and her friends face a brutal battle across the farthest reaches of space to protect the last of the human race against the deadly Cybermen.

The Cybermen are on the march. The last remaining humans are hunted down. Lies are exposed, truths are revealed, and for the Doctor nothing will ever be the same.