Keira Knightley is a British actress known for her diverse roles in both period dramas and contemporary films. She gained fame with her performance in Pirates of the Caribbean: The Curse of the Black Pearl (2003) and has since starred in notable films like Pride & Prejudice (2005), Atonement (2007), and The Imitation Game (2014). Her filmography also includes Love Actually (2003), Anna Karenina (2012), and Colette (2018). Knightley has received several awards and nominations, showcasing her talent and versatility across various genres in cinema.