Governor (The End of Time)

The Governor was the Governor of Broadfell Prison. She was newly arrived and "replaced" the old governor. The prison guards and she tried to resurrect, the Prime Minister who had gone missing in 2008. She used the Master's ring, collected from his ashes by Miss Trefusis, resurrection potions and a biometric imprint of him, which came from Lucy Saxon to do so. They succeeded, but he took the life force of the governor and her associates. (TV: The End of Time)