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.

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Small suburban towns across America have been torn apart by murder; in a single night, quaint residential Elm Streets can descend from peace and tranquility into horror, senseless death and tragedy.

The Real Murders on Elm Street

Mommy's Dead

Investigation Discovery HD

On New Year's Eve, Tara Gillon's father finds her murdered in her Massachusetts home; one missing shoe -- the right fit could catch a killer.

Trailing a Killer

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Investigation Discovery continues its heritage of providing in-depth  compelling documentaries & shows.

When 20-year-old Cindy Sumner vanishes in Toledo, Ohio, a cryptic message lures detectives to Elm Street; in the decaying warehouse ruins, they uncover signs of a twisted obsession and a nightmare that blurs the line between fiction and true evil.

Someone's Watching Her

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S2 E2 | Trailing a Killer