Amazing and cool animated desktop wallpaper: “Peter Jackson On Adapting Mortal Engines” only for free. Mortal Engines is a 2018 post-apocalyptic adventure film directed by Christian Rivers and with a screenplay by Fran Walsh, Philippa Boyens and Peter Jackson, based on the novel of the same name by Philip Reeve, and starring Hera Hilmar, Robert Sheehan, Hugo Weaving, Jihae, Ronan Raftery, Leila George, Patrick Malahide, and Stephen Lang. An American–New Zealand co-production, the film is set in a post-apocalyptic world where entire cities have been mounted on wheels and motorised, and prey on one another.