On this episode of Our American Stories, long before Hollywood had sound, George O’Brien was a leading man in the silent era. But when WWII called, this famous silent film actor left the red carpet behind and joined the fight. His story reveals how one of the most recognizable male silent movie stars became an American war hero. As part of our ongoing "Hollywood Goes to War" series, Roger McGrath, author of Gunfighters, Highwaymen, and Vigilantes: Violence on the Frontier, shares the story.

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