A look at the life and work of American filmmaker Robert Altman, who never bowed to the mainstream. Ron Mann's documentary tells the story of how Robert Altman's unconventional style and unwavering vision shaped modern cinema. Archival footage, interviews with associates and family, and excerpts from Altman's work are woven together to create a multi-faceted portrait of the filmmaker. Most impressive is the way Mann makes Altman's creative approach and revolutionary techniques - such as the use of overlapping dialogue and ensemble casts - tangible. At the same time, the film looks at the challenges that shaped Altman's career and personal life. An inspiring look at the power of artistic integrity.