As Donna is about to marry her boyfriend Lance on Christmas Eve, she suddenly finds herself on board the TARDIS. As the Doctor tries to get Donna to the church on time, the alien Empress of the Racnoss, watches closely from the throne in her spaceship above. How is Donna the key to an ancient plot to destroy the Earth?
For Martha Jones, a medical student in Central London, an ordinary day turns into a nightmare when her entire hospital is transported to the Moon. There, she has to battle the Judoon and outwit a blood-sucking Plasmavore, but can she trust a mysterious stranger called the Doctor?
Witches cast spells on both the Doctor and Martha.
The Doctor takes Martha to New Earth in the future, where sinister pharmacists rule the streets.
The Tardis lands in 1930's New York, where people are disappering from the streets.
The Doctor forms a deadly alliance to save humanity.
Turning back the clock has consequences.
The Doctor and Martha Feel the heat in a rush against time.
The Doctor finds an unusual hiding place.
Smith and Joan are under siege.
When people start to disappear, a young woman finds cryptic messages bleeding through from a mysterious stranger called the Doctor.
Capt. Jack storms back into the Doctor's life, meanwhile the Tardis travels to the end of the universe.
Harry Saxon begins a reign of terror when he becomes prime minister and announces humankind's first contact with an alien race.
After the Earth has been conquered and the Doctor is held prisoner, Martha Jones must try to save the world.