Investigation Discovery continues its heritage of providing in-depth, compelling documentaries & series that challenge viewers to think about key issues that shape our culture and define our world.

Investigation Discovery

A series of non-fiction investigations that explore such themes as jealousy, murder and deceit.

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The Detectives Wife

Jessy Kurczewski calls police to report that she found Lynn Hernan dead in her recliner; the toxicology report shows a toxic ingredient in Lynn's blood and the authorities take a closer look at Jessy.

Death by Eyedrops

The Conspiracy to Murder Jennifer Dulos (P)

Investigation Discovery HD

Intruders shoot wealthy jeweler Ted Shaughnessy at his home in Austin, Texas; investigators wonder if it was a random attack or a robbery gone wrong; as they dig deeper, police suspect it wasn't a stranger killing at all.

Shootout at the Shaughnessys

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First responders find Kristen Trickle clinging to life and attempt CPR, but she does not survive; the coroner rules her death a suicide, but police and prosecutors are skeptical and charge her husband with murder.

S20 E26 | Kristen Trickle Autopsy of the Mind