"Never Sleep Again: The Elm Street Legacy" is a documentary that explores the impact of the iconic horror franchise, A Nightmare on Elm Street. Released in 2010, it delves into the creation, evolution, and cultural significance of the series, which introduced the infamous character Freddy Krueger. The film features interviews with cast and crew members, providing insights into the making of the films and their lasting legacy in the horror genre. It also examines the franchise's influence on popular culture and its role in shaping the slasher film landscape.