Diabolical
Tue 10:00 PM EDT on Investigation Discovery (United States)
Hiatus (United States)
2
Seasons,
21
Episodes
60 Minutes
22 tracks
These murders were no accident. Committed with extreme premeditation - many were months or even years in the making. Riddled with psychological suspense, law enforcement must tap into the minds of chilling killers as they search for clues within the perfect murder.
