Relly

 wasn't enamoured of the modernisation of the planet Krelos and refused to use the cleaning programs in a house. She was the house helper for Geralk. (AUDIO: The Fate of Krelos)

When Geralk's technological assistant came back with fish, she became annoyed that it wanted to cook them. She saw the result of the Cyberman invasion and was later converted into a Cyberman herself. When time was rewritten, she warned Geralk of being to dependent on technology. (AUDIO: Return to Telos)