Lara Rossi is a British actress who trained at the London Academy of Music and Dramatic Art. She is most known for her role as Arabela Seeger in the German-French-Italian-American television series Crossing Lines; Finnish sci-fi movie Iron Sky: The Coming Race; and Lady Sybil Ramkin in The Watch, a 2021 fantasy police procedural series for BBC America based on the Discworld novels by Terry Pratchett.