Season 6 Episodes14
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Ranked #10 of 14 in Season 6•−0.1 vs season avg
Gavin Smith was dashing. When he vanished, LA detectives were unsure if they were investigating a crime or a suicide. His wife said he'd gotten lost in drugs and flings. Police wondered if the key to finding Gavin was hidden in one of those affairs.
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"Dark Valley" is episode 2 of Dateline: Secrets Uncovered season 6. It scored 7.4/10 from 14 votes, ranking #10 of 14 episodes this season (season average 7.5). It aired on January 12, 2019.