Harper Lee: From Mockingbird to Watchman is a 2015 documentary directed by Murphy, airing as part of PBS’s American Masters series. The film revisits the life and legacy of Harper Lee, offering a detailed exploration of her literary journey from the publication of To Kill a Mockingbird to the surprising release of Go Set a Watchman more than five decades later. Through interviews with Lee's sister Alice, close friends, and notable figures like Oprah Winfrey, Scott Turow, Anna Quindlen, and Wally Lamb, the documentary delves into the impact of Lee’s work on American literature and its ongoing relevance. It also examines the mystery surrounding the discovery of Go Set a Watchman, shedding light on Lee’s creative process.