A Killer Story is a 2026 American documentary series directed and executive produced by Matthew Galkin. It follows investigative journalist Joe Sexton over the course of six years as he investigates accused murderer Dana Chandler after being pursued by two citizen sleuths.
It premiered on September 10, 2026, on HBO.
Premise Investigative journalist Joe Sexton receives thousands of emails from citizen sleuth Eileen Umbehr, a woman convinced accused murderer Dana Chandler is innocent. Spanning three trials, complex tales of family conflicts, competing narratives, Sexton discovers the truth is more elusive. The series additionally explores the effects of true crime obsession.
Episodes
Production Liz Garbus, Dan Cogan, and Davis Guggenheim are among the executive producers under their Story Syndicate and Concordia Studio banners, respectively.
Reception Critical reception On the review aggregator website Rotten Tomatoes, the series holds an approval rating of 100%, based on 5 reviews.
Joel Keller of Decider suggested viewing the series writing: "A Killer Story is as much about the people investigating Dana Chandler’s case as it is about the case itself. It’s a refreshing docuseries that takes some interesting turns." Jonathon Wilson of Ready Steady Cut wrote: "Through its unique perspective and righteous anger, A Killer Story raises some important questions about the legal system that are well worth a closer examination."
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