Investigation Discovery TV Schedule & Listings Guide

Montie Smith is at a Halloween party when he gets pulled onto the dance floor by a sexy brunette; Shaynna Sims is 22 and a perky single mom who sweeps Montie into a world of sex, lies and demented jealousy that culminates in an unspeakable horror.

The murder of a young man in a cemetery sets off an investigation that uncovers black magic, satanic rituals and psychic visions.

The disappearance of a 17-year-old girl leads detectives to an investigation spanning two decades; the case soon goes cold, but gets a renewed push after three women escape Ariel Castro's Cleveland house of horrors.

When single mom Michelle Chaffin finds love, it seems like the perfect case of opposites attract; but when Michelle vanishes without a trace, police uncover a terrible jealousy revealed through a shocking confession that leaves her family reeling.

Yvonne Oulton's husband and son discover her dead in her minivan; detectives work around the clock to catch Yvonne's killer, until they figure out that everything they've been led to believe about her life is a lie.

Brandon Horst and Heather Schwarz are former high school sweethearts who reunite after Brandon's tour of duty in the Middle East; when they struggle to have a child, the pressure leads to secrets, affairs and deceit, leading to a diabolical homicide.

In South Florida, real doctors prescribe deadly opioids in quantities that don't make sense; FBI Special Agent Jennifer Turner uncovers a criminal empire, and she's got one shot to take them down.

In Boston, the violence of El Salvadorian gang MS13 is spreading; special agent Jeff Wood is the head of the FBI's North Shore Gang Taskforce and faces a battle of wits and wills to put an end to MS13's violence in his city.

Agent Lewis heads up her first case and uncovers an unchecked world of sex, power and money behind jailhouse walls; a criminal gang takes control of the jail and its staff, and agent Lewis must gather enough evidence to take it down.

A kidnapping brings FBI agents to rural Illinois in a race against time to find Larry and Connie Van Oosten; the truth behind the abductions shocks the small town.

A family of four is murdered in their home on a cold January night; as fear grips the small town of Evansville, Ind., detectives launch a desperate manhunt for a deranged killer.

After a North Dakota blizzard, a man visits his parents, only to find them murdered.

Kay Weden finds her mother murdered inside her home; then, investigators discover the frozen remains of Weden's boyfriend in the Blue Ridge Mountains.

An argument escalates into a double kidnapping, spurring a police chase; the suspect uses a hostage as a human shield and escapes into a nearby forest; what starts as a routine shoplifting case soon becomes something more bizarre.

In Ohio, a stolen van leads multiple agencies on an action packed chase, but only when the driver calls 911 do they discover he's not alone in the vehicle; in Illinois, a convicted felon on a motorcycle seeks to evade capture once again.

Georgia police officers chase down two suspects with an assault rifle who are intent on shooting their way out of trouble; a terrifying life-or-death pursuit results in multiple casualties before the gunmen lead police into a final fatal gunfight.

Albuquerque, N.M., mail carrier Marilyn Gandert disappears for days and no one knows where she has gone; when her body is found in the desert, detectives must find the murderer, and they only have a few witnesses beyond Marilyn's family members.

Jeffrey Franklin, a deaf 16-year-old, is found dead, and GPS data and a shocking admissions give Jeffrey the justice he deserves.

In Grand Rapids, Mich., local mother Laurie Lundeberg lies dead from gunshots outside her home; detectives must track down the culprit and uncover their motive for shooting Laurie; making matters worse, the killer strikes again.

A chilling confession ultimately tells all after a relative finds Cindy Testerman strangled to death in her own home and a second woman goes missing.

In California, an argument in a bar leads to a deadly hostage situation; in New Mexico, a shoplifter unexpectedly fires upon an officer before going on the run; in Wisconsin, a suspect disappears into the frozen wilderness after flipping his car.

In Ohio, cops face a hostage situation with a dangerous fugitive willing to go to extremes; in Maryland, armed robbers get caught in the act and run from the law; in Indiana, police risk it all to save circus animals inside a burning truck.

A frightening stranger uses a doorbell camera to threaten a woman; a mom and her toddler are held at gunpoint in their lobby; a man experiences a violent assault as he heads out with his family; a spring break gathering rages wildly out of control.

An ungodly struggle on hallowed ground; a Florida man strikes again; a brazen break-in comes with a twist; a crash on an Omaha freeway is just a prelude to a life-threatening shooting spree.

In separate calls, Chillicothe, Ohio, police officers find three murder victims and another clinging to life; as they investigate these crimes, they discover the victims are related; detectives question suspects, which leads to an unlikely killer.

In Ohio, cops face a hostage situation with a dangerous fugitive willing to go to extremes; in Maryland, armed robbers get caught in the act and run from the law; in Indiana, police risk it all to save circus animals inside a burning truck.