Investigation Discovery TV Schedule & Listings Guide

When three men from Toronto's close-knit LGBT community vanish in 2012, Detective Hank Idsinga uncovers the most dangerous network of cyber predators that he's experienced in a 30-year career.

When three men from Toronto's close-knit LGBT community vanish in 2012, Detective Hank Idsinga uncovers the most dangerous network of cyber predators that he's experienced in a 30-year career.

After John Kowalczyk is shot dead, his friends cannot imagine who would murder the successful entrepreneur, but suspects emerge as police begin to look at Kowalczyk's inner circle.

When Veronica Bozza's body is found on her living room floor, it sends shock waves through the close-knit community of Bridgewater, Tenn., and leads investigators to uncover a bizarre murder plot right out of a Hollywood movie.

In Roswell, Ga., millionaire Lance Herndon is living the American dream, then he is found brutally murdered, and investigators must untangle a twisted web behind the gates of the town's upscale communities.

When a missing high school student is found dead in the Atlantic Ocean, investigators uncover jealous boyfriends and turmoil within her foster family.

Minnesota teen mom Cheyenne Clough is over the hallway dramas and petty jealousies of high school; she finds acceptance in a new crowd by moving in with two gals and their boyfriends, but after Cheyenne gets her own beau, distrust leads to death.

Becoming an influencer is a full-time job that can inspire jealousy and rivalry in the competition for followers; when a tragic accident pulls back the curtain on one very online life, what really happens on the other side of the screen emerges.

Christa Pike is the only woman on death row in Tennessee; in 1995, she is introduced to Satanism, and her fascination grows until it comes to a deadly head in the woods one night in January.

Investigators search for links to the mysterious cases of five young people who disappear over a span of four years in the rural area of Lewis-Clark Valley along the Idaho-Washington border.

In 2011, a husband returns home to find his wife dead on the living room floor; he tells first responders she committed suicide, but it was murder; police zero in on the husband and what unfolds is one of the most outrageous tales in recent history.

A Texas woman enters into an affair with her daughter's grandfather, causing a major rift in the family and eventually leading to a bloody showdown.

A woman searching for acceptance from her family unexpectedly finds passionate love with her uncle; when their families turn on them, they flee to start a new life in paradise.

A young U.S. Army recruit enlists with dreams of serving her country, then she finds love with a commanding officer in her platoon; the two fight to keep their forbidden affair secret while trying to subdue the enemy from within.

A decorated U.S. Marine falls for a married woman; suspicion and jealousy plague their affair, and the stakes are so high, they'll stop at nothing to keep it hidden from their spouses.

Amanda Perrault's dream move to a lake house with her husband and his young daughter turns into a nightmare; a campaign of abuse and terrifying home invasions lead to murder; a sheriff must outwit a calculating killer and bring justice.

When Stacy Malman and Robert Feldman fall in love, it's a dream come true; behind closed doors, life becomes a living hell; one night, a knock at the door forces the couple to confront the truth and triggers a series of events ending in horror.

When Olivia marries Christopher Jones, a correctional officer, he runs his home like a prison; on Feb. 14, a day made for love turns into a day of horror, and a home security system helps detectives realize all is not what it seems.

When Stacy Malman and Robert Feldman fall in love, it's a dream come true; behind closed doors, life becomes a living hell; one night, a knock at the door forces the couple to confront the truth and triggers a series of events ending in horror.

When Olivia marries Christopher Jones, a correctional officer, he runs his home like a prison; on Feb. 14, a day made for love turns into a day of horror, and a home security system helps detectives realize all is not what it seems.

Amanda Perrault's dream move to a lake house with her husband and his young daughter turns into a nightmare; a campaign of abuse and terrifying home invasions lead to murder; a sheriff must outwit a calculating killer and bring justice.

A mystery grips a small seaside town where a competitive bodybuilder's husband disappears; puzzling sightings, shocking revelations and bizarre deceptions eventually lead police to a grisly discovery.