In the mind of the afflicted, they appeared to be "surrounded by walking, talking dead men." According to the Fourth Doctor, it caused "identity crisis, paranoia, sometimes even personality disintegration". During a sandminer expedition commanded by Kiy Uvanov, one of the crew, Zilda's brother, suffered from robophobia and ran outside the mine, where he died. His father had it "hushed up" out of fear that his son would be though a coward. Grant Markham suffered from robophobia due to hearing Agoran stories. (PROSE: Time of Your Life)