Oona Castilla Chaplin (Spanish: [ˈuna kasˈtiʎa ˈtʃaplin]; born 4 June 1986) is an actress. Her roles include Talisa Maegyr in the HBO TV series Game of Thrones, Kitty Trevelyan in the BBC drama The Crimson Field, Zilpha Geary in the series Taboo, and Varang in the Avatar film series. (Via Wikipedia)