The Doctor gets every ally he can find to stop Davros and the Daleks.
So, the Earth was stolen…
Donna sees how much a single left turn could have changed everything.
The Doctor is trapped with a lot of scared people on a stranded sightseeing train.
The Doctor races to stop the Sontarans from poisoning the entire Earth and UNIT from starting a galactic war.
The Doctor gains a new companion that he’s met before in the incomparable Donna Noble.
The Doctor and the Master have a final showdown…again.
The Doctor finds someone he really wasn’t expecting at the end of the universe.
The Doctor returns to New Earth and finds an eternal traffic jam.
The Doctor get a new companion when a hospital gets zapped to the moon.