Killer Unknown

3:00 AM to 4:00 AM
Monday 22 September
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To Everything, There Is a Season

Season 1 Episode 6 of 6

Veteran homicide detectives and forensic experts uncover new leads and bring new life to Tulsa County's old and mishandled cases

Killer Unknown airs on Investigation Discovery at 3:00 AM, Monday 22 September. (Subtitles.)
Topics
News ➝ Current Affairs
Documentary