Indie filmmaker Bob Ray delivers a high-octane documentary that charts the revival of modern-day roller derby, beginning with the feisty group of women from Austin, Texas, who started it all back in 2001. The film's soundtrack features original music by And You Will Know Us by the Trail of Dead, Explosions in the Sky, Mogwai, Grupo Fantasma, RPG, Nashville Pussy, Alice Donut, the Crack Pipes, U.S.S. Friendship and more.