The Hydrans were native to the planet Hydra. The First Doctor, Ian Chesterton, Barbara Wright and Susan helped them to defeat the invading Voord.
The Hydrans were also unfamiliar with Earth. (AUDIO: Domain of the Voord)
Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.