Investigation Discovery

Peter Theriault has not missed a day of work in almost 30 years. So, when he fails to arrive for his shift at a car plant, friends and family immediately suspect something is very wrong.

Andie Nash is devastated when the man she has been dating, Simon Reid, vanishes mysteriously and she starts to get suspicious.

Tyrannised by his father and traumatised by his sexually abusive scout master Heath takes a gun to his family; will more violence follow this massacre?

Tempers flare outside a home where Savannah police officers discover three bodies; one argument may offer a vital lead in the case.

In 2001, a man's visit home turns into a desperate search for his missing father.

Tormented by childhood memories of abduction, a woman discovers an implant in her body.

Former basketball star Rico Harris mysteriously vanishes while driving to Seattle. Investigators start a journey that becomes more baffling as time passes.

The Tennessee Wraith Chasers travel to the heart of Ohio to investigate the most haunted prison in America - Mansfield Reformatory.

One family in a small town in the Pacific Northwest seems to have it all, until a secret video and a stash of guns reveals the face of a diabolical killer.

A hooded gunman shoots and kills Donna Willard while her son watches from the top of the stairs.

Zak and the crew are called to Tempe to investigate a brewery awash with paranormal activity.

This is TV Show - Crime Category.

When a headless corpse is found on the Wisconsin border, detectives race to identify the victim; who is he and why was he murdered?