Bio: Fiona Shaw (born Fiona Mary Wilson; 10 July 1958) is an Irish film and theatre actress. She is known for her roles as Petunia Dursley in the Harry Potter film series (2001–2010), Marnie Stonebrook in the fourth season of the HBO series True Blood (2011), and Carolyn Martens in the BBC series Killing Eve (2018–22)
