Rose Eleanor Arbuthnot-Leslie (born 9 February 1987) is a Scottish actress. She is known for her roles as Gwen Dawson in the ITV drama series Downton Abbey and Ygritte in the HBO fantasy series Game of Thrones, as well as playing Maia Rindell in three seasons of the CBS All Access legal and political drama The Good Fight and starring as Clare Abshire in HBO's The Time Traveler's Wife.
Mutants have long remained in hiding, but when mutant terrorist Magneto reveals himself with a nefarious plan to wipe out humans, Professor Charles Xavier rallies his best students to form a new group of the X-Men.