Felicity Rose Hadley Jones (born 17 October 1983) is an English actress. She started her professional acting career as a child, appearing at age 12 in The Treasure Seekers (1996). She went on to play Ethel Hallow for one season in the television series The Worst Witch and its sequel Weirdsister College. She took time off from acting to attend school during her formative years, and has worked steadily since she graduated from Wadham College, Oxford in 2006.