TV Schedule for Oxygen (WVLT-TV5) Knoxville, TN

Dateline The Ultimatum

A mother's death initially appears to be a suicide, but when investigators start to interview those closest to her, an evil plot emerges.

Dateline Stone-Cold

When a hard-charging boss in Arizona is shot to death, police uncover a complex web of bruised egos in his professional life and a trail of broken hearts in his personal life.

Killer Couples Melissa Bredow & Jason Belanger

A woman reconnects with her childhood boyfriend, but their rekindled romance falls under suspicion when someone close to them is savagely murdered.

Killer Couples Tia Skinner & Jonathan Kurtz

Desperate teen lovers trigger a deadly chain of events.

Killer Couples Sherry Engel & Timmy Rogers

A woman's friendship with a younger man falls under suspicion when her husband is brutally murdered.

Killer Couples Lynn Hajny & Tommy Douyette

The death of a wealthy businessman exposes a bizarre murder conspiracy.

Killer Couples Violet & Philip Walter

A young couple becomes the primary suspects in the bizarre death of a police officer.

Killer Couples Pamela Lawson & Lekev Spivey

A single mother finds romance with an old friend, but their lives are upended by a deadly secret.

Killer Couples Steven & Sylvia Beersdorf

Grandparents fall under suspicion when their son's fiance mysteriously disappears.

Killer Couples Toni Fratto & Kody Patten

A high school love triangle turns deadly in Nevada desert.

Killer Couples Erika and BJ Sifrit

A vacationing couple's disappearance exposes the horrific crimes of a murderous husband and wife.

Killer Couples David Paulson & Meaghan Rice

The discovery of a dead body casts suspicion on an unlikely high school romance.

Snapped: Killer Couples Brinlee Denison and Nicholas Johnson New

A welfare check confirms the worst when a woman is found brutally murdered on her couch; the ensuing investigation leads authorities from Oklahoma to Arkansas where conflicting stories of a crime motivated by greed and jealousy are uncovered.

Green River Killer

In one of the largest and longest manhunts in the United States, authorities finally identify the Green River Killer; it's a cat-and-mouse game, as investigators try to get inside his mind, so he'll lead them to the remains of other missing women.

Snapped: Killer Couples Homolka-Bernardo

A couple's passion for sex and torture destroys the lives of everyone they encounter.

The Real Murders of Atlanta House of Horrors

When a young mother of two disappears just a few weeks before Halloween, detectives scour an upscale Atlanta neighborhood for clues, only to uncover a gruesome crime scene that haunts the community to this day.

The Real Murders of Atlanta Catching Fire

When a millionaire playboy is found burned to death inside his Buckhead mansion, investigators must navigate a love triangle to find the killer.

Snapped: Killer Couples Graham-Wood

A pair of female serial killers turn a nursing home into a hotbed of sex, scandal and murder.

Snapped: Killer Couples Hunt-Fotopoulos

A murder-for-hire goes dreadfully awry.

Buried in the Backyard Buried in the Sand: Underneath the Sunset

When the popular owner of a boutique motel on an island paradise in Florida disappears amid signs of foul play, the deadly secrets of a quaint beach town slowly work their way up through the pristine white sand.

Dateline The Mystery in Effingham County

A case pits father against son, husband against wife and brother against brother.

Dateline The Mystery in Effingham County

A case pits father against son, husband against wife and brother against brother.

Dateline The Feud

A man dies in a shooting incident after tempers flare in a confrontation in Montana's Glacier National Park.