Ted Parrish
From Tardis Wiki, the free Doctor Who reference
Ted Parrish was a friend of Jack Canning. He had been an intelligence operative. He was a patient at Kenstone Hall. He had lost his hand during an undercover mission for the British government.
Jo Grant was surprised to notice that Ted's hand had grown back. She later learned that he had been possessed by the Nurazh. (PROSE: The Touch of the Nurazh)
