Esmé Augusta Bianco born 25 May 1982 is a British actress and neoburlesque performer who is best known for her recurring roles as Ros on Game of Thrones and Jane Chatwin on The Magicians Biancos feature films parts include Burlesque Fairytales in which she played Mother in one of the tales She also appeared in Chemical Wedding Dead Man Running The Big I Am and The Scorpion King 4 Quest for Power Bianco appeared as the character Ros a prostitute in Kings Landing in the HBO series Game of Thrones She first appeared in the series premiere Winter Is Coming returning for 13 more episodes often in the shows sexposition scenes before her character is murdered in the season 3 episode The Climb In 2020 Bianco made an appearance on the Puscifer album Existential Reckoning on the song UPGrade