American Underdog is based on Kurt Warner's life. Here's what to know
American Underdog vs. the True Story of Quarterback Kurt Warner
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Sweet Blessings: American Underdog
Zachary Levi on Playing Kurt Warner in 'American Underdog' Film – The Hollywood Reporter
Review: 'American Underdog' scores big with critics, audiences - Brainerd Dispatch
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Zachary Levi, Kurt Warner hope 'American Underdog' inspires
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Faith, family, football are foundation for 'American Underdog' - Los Angeles Times
Zachary Levi, Kurt Warner plug movie directed by Birmingham brothers