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Born on November 25, 1986, Katie Cassidy is an American actress best known for her roles as Ruby in the horror film "When a Stranger Calls" (2006), Juliet Sharp in The CW's teen drama series "Gossip Girl" (2007-2012), and Laurel Lance / Black Canary in The CW's superhero series "Arrow" (2012-2020). She is the daughter of actor David Cassidy and model Sherry Williams.