Forensic Files

Book of Lies

Dateline NBC

  • Apr 28, 2026
  • 1:22:17
  • Full Episode
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<p>Andrea Canning reports on the case of Utah mother Kouri Richins, who wrote a children’s book about grief following her husband’s death and recently went on trial for his murder.</p> <p>Blayne Alexander and Andrea Canning go behind the scenes of the making of this episode in 'Talking Dateline'</p> <p>Listen on Apple: <a href="https://apple.co/4t238vK" rel="noopener noreferrer">https://apple.co/4t238vK</a></p> <p>Listen on Spotify: <a href="https://open.spotify.com/episode/2F2CtvcWe7j641Cmvumz02" rel="noopener noreferrer">https://open.spotify.com/episode/2F2CtvcWe7j641Cmvumz02</a></p><br/> <p>Hosted by Simplecast, an AdsWizz company. See <a href="https://pcm.adswizz.com">pcm.adswizz.com</a> for information about our collection and use of personal data for advertising.</p>

Brief Summary

Corey Richens is convicted of murdering her husband Eric, who died from a fentanyl overdose, amid financial troubles and a suspicious marriage.

Key points

  • Toxicology Results. The toxicology report reveals Eric had a lethal amount of fentanyl in his system, shocking everyone.
  • Family Secrets Unraveled. Corey discovers Eric's secret trust that leaves her with nothing, igniting family tensions.
  • Corey's Children's Book. Corey Richens channels her grief into a self-published children's book, 'Are You With Me?'.
  • Financial Troubles. Investigators uncover Corey's financial mismanagement and lawsuits against Eric's family.
  • The Secret Lover. Detectives discover Corey had a secret lover, raising more questions about her motives.
  • Suspicion Arises. Eric's family begins to suspect Corey of foul play after his death.

Episode highlights

Tension

85/ 100High tension

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