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Dateline NBC ·Sep 16, 2026 ·41 min

True Lies

Evaluation and Summary

5.0/10

Dateline NBC's 'True Lies' investigates the death of Diane Kyne, found dead in her bedroom under circumstances that generate two competing narratives about which of the two most important men in her life may be responsible. Reporter Dennis Murphy leads the investigation into determining which story—and therefore which suspect—holds the truth. The episode follows the classic Dateline format of presenting conflicting accounts and evidence, building toward a resolution of who killed Diane Kyne. The show notes provide minimal detail beyond the central premise: a woman's death, two suspects with significant relationships to her, and the question of which account is truthful. No specific details about the suspects, the evidence, the timeline, or the ultimate resolution are revealed in the available material. The episode runs 41 minutes, suggesting a standard Dateline structure with Murphy's narration guiding listeners through the investigation, likely including interviews with investigators, family members, and possibly the suspects themselves. The framing of 'competing stories' and 'which one must be true' indicates the episode will present both sides of the case before revealing or analyzing the evidence that points toward guilt.

Verdict: A standard Dateline investigation with a compelling murder-mystery premise, but the minimal show notes prevent confident assessment of reporting quality, storytelling craft, or whether the episode delivers substantive insight beyond the basic 'two suspects, which is guilty?' framework.

True Crime rubric

  • Research depth n/a

    Show notes provide no detail about sources, interviews, records, or investigative methods used

  • Storytelling n/a

    No information about narrative structure, pacing, or how the episode unfolds beyond the basic premise

  • Respect for victims 3/5 50%

    Framing centers on the victim's death and the investigation rather than sensational details, though limited material prevents full assessment

  • Substance n/a

    Show notes offer only the case premise with no indication of depth, evidence presented, or informational density

  • Delivers on its title 3/5 50%

    'True Lies' promises competing narratives about a death, and the description delivers that basic premise, though depth unknown

  • Value for time n/a

    No information about pacing, length justification, or whether 41 minutes is well-used

How we score True Crime

Worth it if you enjoy classic true-crime mystery narratives with competing suspect theories and trust Dateline's investigative standards.

Based on the episode description. AI-generated; it can be wrong.

Show notes

When Diane Kyne is found dead in her bedroom, competing stories emerge about which of the two most important men in her life may have killed her. One of the stories must be true – but which one? Dennis Murphy reports. Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.

Episode page

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