The Dark Side of America’s Biggest Blood Sport. Roman Phifer – three time Super Bowl Champion and Assistant Coach for the Denver Broncos – and his business partners Rico McClinton and Joe Ruggiero produced this hard hitting film that focuses on the issues facing former NFL Players following their retirement, including their ironic struggle against the NFL Player's Union and the Owners they made rich. On DVD 12/01/09. Worldwide Distribution by Walking Shadows. www.walking-shadows.com Distributed by Tubemogul.