Graham Weston

The travellers are drawn to the farthest limits of the universe when they receive a Mayday call from a planet on the edge of creation.

The Doctor and Sarah are held responsible for the casualties on Zeta Minor, but the Doctor knows that the real culprit comes from the mysterious universe of antimatter.

Lost in the universe of antimatter, the Doctor talks with the creature and makes a deal; Sarah discovers Professor Sorensen's dark secret which threatens to overwhelm him.

The Doctor and the processing machine have suddenly been taken by the Aliens. However, the resistance have decided that it is time to make plans to try to attack the control centre.

The TARDIS lands in what appears to be the front-line trenches at the height of the battle in war-torn France, in the middle of World War I. Everyone they meet is convinced that the crew are spies and soon they're on the run.