Tamsin Egerton is an English actress and model. She started her acting career in the early 2000s. During this period, she appeared in the miniseries The Mists of Avalon and Napoléon. Following this, she had roles in the TV movies Hans Christian Andersen: My Life as a FairytaleSherlock Holmes and the Case of the Silk Stocking. Meanwhile, she made her film debut in 2005’s Keeping Mum. She has since appeared in the films Driving Lessons and St Trinian’s where she played Chelsea Parker. She reprised her role in the sequel St Trinian’s 2: The Legend of Fritton’s Gold. In 2011, she played Guinevere in the series Camelot. She went on to star in the movies Chalet Girl, Queen and Country, Love, Rosie, and Grimsby.