Eve Polastri is a fictional agent working for British intelligence. British author Luke Jennings originally created Polastri's character in an e-book novella series whose segments were published from 2014 through 2016, the series being compiled into the 2018 novel Codename Villanelle, which was followed by a 2019 sequel, Killing Eve: No Tomorrow. In the novel's BBC America television series adaptation Killing Eve (2018—2022), the character is portrayed by Canadian-American actress Sandra Oh.