Dateline

Dark Valley

When film executive Gavin Smith vanishes, Los Angeles detectives search for clues amid reported sightings and suspicious circumstances. The case takes a dramatic turn when Gavin’s wife reveals painful secrets. Keith Morrison reports.
Aired: Sep 15, 2017 Genre: Crime DocumentaryCasts: Lester HoltDuration: 43m Rating: 0 Country: United States of America Production: NBC News, Peacock Productions