Dateline NBC

A Promise to Helene

TV-14
S29 E9    Oct 15, 2020    43m
8.0
Helene Pruszynski, a 21-year-old college student is found murdered in 1980. The case remains cold for nearly 40 years, until 2019 when a new detective assigned to this cold case uses genetic genealogy and catches her killer, James Curtis Clanton.
Where to Watch A Promise to Helene
Cast of A Promise to Helene
  • Lester HoltSelf - Anchor
 
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