The inspiring true story of American football quarterback Kurt Warner is the first faith and family Lionsgate film to earn a coveted Christmas Day release — indicating God is "opening doors" in film, director Andy Erwin has said. “'American Underdog' tells the inspirational true story of Warner, who went from a stock boy at a grocery store to a two time NFL MVP, Super Bowl champion and Hall of Fame quarterback. The film centers on Warner's unique story and years of challenges and setbacks that could have derailed his aspirations to become an NFL player — but just when his dreams seemed all but out of reach, it is only with the support of his wife, Brenda, and the encouragement of his family, coaches and teammates that Warner perseveres and finds the strength to show the world the champion that he already is inside,” reads the film's synopsis.