<P> Following Skins in May 2008, Murray made her stage debut as Mia in the critically acclaimed That Face, a West End production at the Duke of York's Theatre . She was highly praised for her acting in the play, alongside the cast, and it was considered a milestone in her career as she abandoned her well - known "Cassie way". That same year, she had a small role in the black comedy In Bruges, but her scene was eventually cut from the final version of the film . </P> <P> In 2009, Murray appeared in the ITV adaptation of Agatha Christie's novel Why Didn't They Ask Evans? where she played Dorothy Savage . Murray also appeared in the thriller film Womb (2010). Later that year, Murray starred in an adaptation of Enda Walsh's Chatroom . The film premiered at the 2010 Cannes Film Festival . In early January, she appeared in the British television thriller Above Suspicion: the Red Dahlia, an adaptation of Linda La Plante novel, in a small role . </P> <P> On 8 August 2011, HBO confirmed that Murray would portray Gilly in the second and third seasons of Game of Thrones . She was upgraded to a series regular for the fourth season . Her character is a young woman who has a baby by her own father, and becomes protected by the character Samwell Tarly . In 2012, she appeared in the action thriller film The Numbers Station . </P> <P> In 2013, Murray appeared in a two - episode feature, in the seventh and final series of Skins, where she continued her role as a more serious, solemn, and independent Cassie Ainsworth, who returns as an adult to the series . She also starred in the music video for "Your Cover's Blown" by Belle & Sebastian . </P>

Who plays sam's girlfriend on game of thrones
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