Katherine Victoria Litwack, known professionally as Kat Dennings, is an American actress. She is known for her starring roles as Max Black in the CBS sitcom 2 Broke Girls (2011–2017) and as Darcy Lewis in the Marvel Cinematic Universe superhero films Thor (2011), Thor: The Dark World (2013), Thor: Love and Thunder (2022), and the Disney+ miniseries WandaVision (2021).

2 Broke Girls is an American television sitcom that aired on CBS from September 19, 2011, to April 17, 2017. The series was produced for Warner Bros. Television and created by Michael Patrick King and Whitney Cummings. Set in the Williamsburg neighborhood of Brooklyn, New York City, the show's plot follows the lives of best friends Max Black and Caroline Channing. Whereas Caroline was raised as the daughter of a billionaire, Max grew up in a poor/lower middle-class lifestyle, resulting in them having different perspectives on life, although together they work in a local diner while attempting to raise funds to start a cupcake business.