The Doctor, Romana, Adric and K9 encounter the enslaved time-sensitive Tharils, who lead them to a white void occupied only by the ruins of an old building and a spaceship - a dimension that might be the key to escaping E-Space.
The newly-regenerated Doctor arrives in Victorian London, an...
An alien similar to Ra appears out of the Stargate, killing ...
Ba'al travels back in time and prevents the Stargate program...
