Lili Pauline Reinhart (born September 13, 1996) is an American actress. She is known for portraying Betty Cooper on The CW teen drama series Riverdale (2017–2023) and Annabelle in Lorene Scafaria's black comedy crime drama film Hustlers (2019). In 2020, she portrayed Grace Town in Chemical Hearts, a film adaptation of the novel Our Chemical Hearts by Krystal Sutherland.