Edward Kelley

 was a human who lived on Earth from the end of the 16th century through the beginning of the 17th century. The Seventh Doctor and Ace visited Prague in 1586, where they abducted John Dee and Kelley, taking them to 848,988. (PROSE: Sunday Afternoon, 848,988 AD)

In 1610, Francis Pearson met Edward Kelley in Prague, and they visited the home of Elizabeth Bathory. They participated in her black magic ceremonies, which summoned a being to 16th century Earth that the Mimic copied. (PROSE: Managra)