Paradise Lost 3: Purgatory is a 2011 documentary film and sequel to the films Paradise Lost: The Child Murders at Robin Hood Hills and Paradise Lost 2: Revelations. The three films chronicle the arrest, 18-year imprisonment, and eventual release of Damien Echols, Jason Baldwin, and Jessie Misskelley, otherwise known as the West Memphis Three. The films, directed by Joe Berlinger and Bruce Sinofsky, are considered to play a substantial role in generating publicity, awareness, and support for the innocence of the West Memphis 3.
It aired on HBO on January 12, 2012. The film was also nominated for a Primetime Emmy Award for Exceptional Merit in Documentary Filmmaking (2012), and for an Academy Award for Best Documentary Feature.