The Lux

The Lux were a species that attempted to take over the peoples of New Earth. To that end, they converted people into cybernetic servants known as Lumen. (AUDIO: Escape from New New York, Death in the New Forest, The Skies of New Earth, The Cats of New Cairo)

Behind the scenes

 * Toby Hadoke provided the voice of the Lux in Tales from New Earth.
 * Jacob Dudman provided the voice of the Lux in The Light Keepers. (BFX: The Eleventh Doctor Chronicles)