Linda Edna Cardellini is an American film and television actress and voice actress. She is best known for her roles as Lindsay Weir on the NBC teen comedy-drama series Freaks and Geeks from 1999 to 2000, Sam Taggart on the NBC medical drama series ER, Velma Dinkley in the live-action Scooby-Doo films, and CJ in the Cartoon Network original series Regular Show.
For Disney, Cardellini voiced Wendy Corduroy in the Disney Channel/Disney XD animated series Gravity Falls. In one episode, she appeared as Wendy in a live-action shot. She also played Lauren in four episodes of Boy Meets World, and Laura Barton in Avengers: Age of Ultron and Endgame. She is also in the Disney+ series Muppets Now.