Pay Dirt: The Story of Supercross, a documentary narrated by Josh Brolin, is a thrilling and tumultuous journey of Supercross, the sport that has captivated millions.  From its grassroots beginnings to its transformation into a global phenomenon, "Pay Dirt" offers a rare, behind-the-scenes look at the sport's greatest athletes, risks, rewards, and the passion that drives them.  (NR) 1h 30m