Day of Chaos: The Visual Effects of ‘Dredd’ 2013 one on netflix

Featurette focuses on the special effects that permeate the film, looking at the theories behind the look, the concept art created during pre-production and what it took to shoot the film in 3D, with interviews with Mantle and his crew. Considering how big a part of the film the look is, this is a solid look behind the scenes.