I'm not a huge football fan but this looks like it might be pretty good. It stars George Clooney and Renee Zellweger and tells the story about the Duluth Eskimos, one of the first NFL teams.

http://movies.yahoo.com/movie/1809823663/video/5479717/20071214/146/5479717-700-wmv-s.52382196-,5479717-100-wmv-s.52382036-,5479717-300-wmv-s.52382112-,5479717-100-flash-s.52382256-,5479717-1000-flash-s.52382427-,5479717-1000-wmv-s.52382220-,5479717-300-flash-s.52382284-,5479717-700-flash-s.52382373-