Caroline John (Liz Shaw), Duncan Wisbey (Richard Beauregard)
Some time after leaving UNIT, Liz Shaw calls the Doctor to Cambridge University, where scientists are experimenting with time dilation. A device hurls them to the year 2014, and a meeting with Richard Beauregard, heir to the Beauregard estate.
But there's something rotten at the core of this family. The seeds of a political movement that believes in a new world order.
The Sentinels of the New Dawn are stirring. And their malign influence will be felt for centuries to come...
(Duration: 60' approx)