American Murderer chronicles the true story of Jason Derek Brown (Tom Pelphrey), a charismatic con artist who ascends to infamy after a deadly armored car heist. As he evades the relentless pursuit of FBI agent Lance Leising (Ryan Phillippe), Brown's web of deception unravels, revealing his tumultuous relationships and desperate choices. This gripping crime drama explores themes of ambition, betrayal, and the consequences of a life built on lies.