The Doubt Machine: Inside the Koch Brothers' War on Climate Science [798964] Released: 2016-10-31 Revenue: $0 Budget: $0 Profit: $0 Runtime: 29 mins Popularity: 0.306 Vote Average: 0 Vote Count: 0 Overview: Narrated by two-time Oscar winner Emma Thompson, this documentary exposes how two of America's richest citizens, Charles and David Koch, built a vast apparatus to deny the science of climate change and get Republicans elected to office. Cast [5] Emma ThompsonNarrator Charlie CraySelf - Senior Re Robert MaguireSelf - Investiga Michael E. MannSelf - Climatolo Jane MayerSelf - Journalis Trailers