Post by The Doctor on Jul 13, 2011 0:44:25 GMT 1
When 52 people across the world in 11 different time zones die at the same time with ATMOS in their vehicles, Martha Jones, now a U.N.I.T. doctor, summons the Doctor back to modern-day Earth to help figure out why, but an old enemy lies in wait.
Discuss Episode 4 of Series 4 here!
Discuss Episode 4 of Series 4 here!