Narrated by Jeremy Renner, this 6-part documentary series features a combination of dramatic reenactments, archival stills and footage, as well as a variety of expert interviews to help chronicle the impact of World Wars I and II. The show also profiles some of the key figures in WWII (Hitler, Mussolini, Patton, Stalin, Churchill, and Roosevelt), and offers insight regarding the years they spent as younger men during the First World War.