Katie McGrath is an Irish actress. In television, she is best known for portraying Morgana on the BBC One series Merlin (2008-2012), Lucy Westenra on the British-American series Dracula (2013-2014), Sarah Bennett in the first season of the Canadian horror anthology series Slasher (2016) and for her role as Lena Luthor on the American superhero series Supergirl (2016-present). Her film roles include Lady Thelma Furness in the drama film W.E. and Jules Daley in the Christmas movie A Princess for Christmas (2011), Zara Young in the science fiction adventure film Jurassic World (2015), and Elsa in the epic fantasy film King Arthur: Legend of the Sword (2017).

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