This article is a stub. You can help Atlantis Wiki by expanding it. Jemima Rooper (24th October, 1981; Hammersmith, London) is the actress who plays the role of Medusa in Atlantis. External Links Jemima Rooper on the Internet Movie Database References ↑ Mark Rylance to rule in BBC's Wolf Hall in adaptation of best-selling novel, Baz Bamigboye, 22:29, 7th March 2013. Quote: "Jemima Rooper, . . . will play Medusa."