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 and his crew land on a wartorn planet where a cloning machine produces a daughter for the Doctor.
The Doctor races to stop the Sontarans from poisoning the entire Earth and UNIT from starting a galactic war.
Martha, now working for UNIT, gets the Doctor’s help to look into a mysterious car exhaust system that seems to kill people.
The Doctor gains a new companion that he’s met before in the incomparable Donna Noble.
Owen adjusts to not being alive anymore.
Jack goes to desperate measures to keep Owen alive a little longer…and things go bad from there.
The team brings in a former associate of Jack’s to look into a medical mystery.