Watch Doctor Who Sampler: The Fifth Doctor

The Doctor realizes the freighter is now a huge bomb and manages to send it back through time, where it can explode millions of years ago...but with one passenger still aboard....

The Cybermen are released from their silos and on the march, wiping out Briggs's crew and ensuring that the freighter remains on course for Earth. But why...

With her crew slowly vanishing mysteriously, Captain Briggs assumes the Doctor to be the guilty party, but the traitor is closer to home... as are the Cybermen.

Silent but deadly androids are protecting a bomb buried beneath the Earth from all investigation. However, the Doctor manages to disable it, alerting its owners - the Cybermen...

The Fifth Doctor, played by Peter Davison, introduced viewers to a character who was fresh faced, youthful and more vulnerable than we had seen before. Doctor Who Revisited takes a close look at a TARDIS that was bursting at the seams with a range of different companions, and examines one of the most dramatic episodes_4-18 from the series to date. We also look at the return of two popular foes, the emotionless Cybermen and the ever-deceitful Master.