Investigation Discovery HD

Killing comes easily to those with hearts of ice.

Friendships provide love and support, unless they turn toxic.

Wealthy, married physician Martin MacNeill carries on two illicit affairs, much to the disgust of his long-suffering wife, Michele. When she finally gathers the courage to demand he mends his cheating ways, it may be too late for him -- and her.

Los Angeles police officers George Arthur and his wife, Linda, agree to an open marriage to spice up their love life; their unconventional arrangement works well at first, until Linda meets a sexy fellow officer whose jealous streak turns lethal.

When a woman loses that loving feeling for her physician husband, the man wastes no time hiring high-end escorts; his wife is seemingly none the wiser, but when the spouses take their dog for a walk, the doctor may need to call for a doctor.

In the disco era of 1980s New York City, the murder of a transgender woman reveals a troubled marriage, a drama-plagued love triangle, and a secret affair; detectives must do a careful dance not to lose the trail of a killer.

When Ray and Marie Thornton go out for a drive in the country on Easter Sunday, they are almost chased off the road by a tailgating van and when they see the driver changing license plates and dumping a bloody sheet, they call police.

Dawnia Dacosta attends nursing school, works the late shift and goes to church for evening services; one night she runs out of fuel and walks to the nearest station; then a man in a van offers a ride back to her car.

After Kacie Woody discovers Internet chat rooms, the popular teen has her pick of high school hunks hoping to connect; the teen is exchanging IMs with her latest love interest, when a silver van creaks to a stop outside her house.

A late-night shooting at an apartment complex in Hot Springs, Ark., leaves a young man dead in a bad drug deal and police question the person responsible for luring the victim to his death.

Officers with the Evansville police department arrive at a crime scene to find a shooting victim barely alive and needing medical attention; the stakes get higher after they realize there might be another injured victim who's now missing.

A woman shocks the Titus County Sheriff's Office when she reports the kidnapping of her husband, Ernie; police race to find him, but things are not as they seem, and they must first figure out who is telling the truth to them to solve the case.

In Jonesboro, Ark., authorities investigate the death of Steven McQuay after his badly beaten body turns up in the back of a pickup truck; when the results of the victim's toxicology report arrive, the entire investigation plunges into a tailspin.

The Bryan, Texas, Police Department investigates the shooting of 23-year-old local landscaper Jose Armando Pina; a masked perpetrator flees the area via a path thick with brambles, leaving behind vital evidence.

After the murder of Johnny Soekhies in Alabama, authorities turn to CCTV to hunt his killer; surveillance footage reveals a vehicle driving Johnny to the place of his eventual murder and captures a glimpse of a sinister figure lurking in the shadows.

In Kinston, N.C., a woman finds Jack Davis in his home with a head wound; Surveillance footage from Jack's house and a nearby neighbor's leads detectives on the hunt for his violent attackers.

In a home in downtown Baltimore, a man finds 24-year-old father and youth worker Dion Smith executed with a shotgun. The other residents are cagey, but a suspicious visitor is singled out thanks to telling CCTV outside the victim's door.

When 30-year-old, mother-of-two, Mandi Gordon disappears, investigators turn to CCTV for clues to help them find her; they uncover a complex web of lies and a betrayal that lead to a botched cover-up, and a grisly discovery on a remote ranch.

In Baltimore, a killer strangles two women to death less than a week apart; investigators piece together the clues from CCTV footage from the locations of the two homicides to reveal a suspect with designs on becoming a serial killer.

When 37-year-old Merrilee Cox-Lafferty disappears in Utah, investigators turn to CCTV to track her down; when her car turns up 300 miles away in Idaho, new persons of interest enter the frame, and Merrilee's disappearance is something more sinister.

The Always Hope adoption center, run by Tara Lynn Lee, falls under suspicion of multiple families who are all left heartbroken after their adoptions fall through; the FBI begins to uncover a heartbreaking multi-state scam like no other.

16 year-old Shirley Fontanez dreams of joining the NYPD, but a chance encounter with a cop who offers guidance steers her life in unexpected ways. As support morphs into control and boundaries blur, she faces choices where trust and ambition collide.

In 2015, Jerrica Laws vanishes from her home in Park Forest, Ill.; as Detective Pam Childs reopens the case, she uncovers Jerrica's secret world, including cryptic messages, a mysterious meeting and a question about what Jerrica was hiding.

Lt. Joe Kenda showcases homicide detectives from across the United States who worked tirelessly to put killers behind bars and bring justice to victims.

16 year-old Shirley Fontanez dreams of joining the NYPD, but a chance encounter with a cop who offers guidance steers her life in unexpected ways. As support morphs into control and boundaries blur, she faces choices where trust and ambition collide.

In 2015, Jerrica Laws vanishes from her home in Park Forest, Ill.; as Detective Pam Childs reopens the case, she uncovers Jerrica's secret world, including cryptic messages, a mysterious meeting and a question about what Jerrica was hiding.

Lt. Joe Kenda showcases homicide detectives from across the United States who worked tirelessly to put killers behind bars and bring justice to victims.

The Always Hope adoption center, run by Tara Lynn Lee, falls under suspicion of multiple families who are all left heartbroken after their adoptions fall through; the FBI begins to uncover a heartbreaking multi-state scam like no other.

Reports of shots fired at an apartment complex lead police to the bodies of a woman and two of her children; detectives find answers in shell casings, shoe impressions and DNA to stop a diabolical predator.

After motorists spot a man's body burning on the side of the highway, investigators find evidence of a brutal assassination and fiery cover-up; detectives decode construction debris with curious details to reveal a scheme that ended in murder.

Etta Jean Westbrook is a longtime resident of a quiet suburb in Bryan, Texas; when she is found murdered inside her home, detectives question her loved ones and canvass the neighborhood in order to catch the killer.

Firefighter William Walker and his new wife, Uloma, live in a tight-knit Cleveland neighborhood, then he is gunned down in their driveway, turning everyone in his life into a suspect.

Rob and Brenda Andrew, a devout couple living in the Bible Belt of Oklahoma City, find their world shattered when both of them are shot during a violent home invasion; the mastermind proves to be closer than anyone imagined.

In Webster Plantation, Maine, Mike and Valerie Miller are found shot dead in their own home, and authorities must consider a list of suspects that includes their own family members.

On Nov. 17, 1990, two deer hunters are found shot dead in the woods of Michigan; eleven years later, cold case detectives arrest Jeff Titus on suspicion of murder, but the original detectives on the case believe Titus is innocent.

On Nov. 17, 1990, two deer hunters are found shot dead in the woods of Michigan; eleven years later, cold case detectives arrest Jeff Titus on suspicion of murder, but the original detectives on the case believe Titus is innocent.

Viewers get a chance to examine evidence and decide if justice was served in adjudicated cases where lingering questions remain.

Viewers get a chance to examine evidence and decide if justice was served in adjudicated cases where lingering questions remain.

A sheriff's deputy turned actor reaches new heights of fame as a bailiff on an Emmy-winning show. When a shooting at his house leaves him injured and his wife dead, police learn there's more to this court TV star.

A bodybuilding attorney lands her own reality series featuring her former fashion model boyfriend; a year later, investigators use her show to map how this legal diva went from the spotlight to becoming a stabbing victim.

After James Brown dies on Christmas 2006, some suspect murder; the conspiracy grows with the shooting death of his son-in-law Darren Lumar in November 2008; when detectives dig into Lumar's past, the possibility for motives becomes endless.

An entertainment writer, a pop starlet, a former Marine and a music producer find themselves in an apartment where one of them ends up dead; police sift through lies and half-truths to uncover what truly happened.

Comedian Jim Jefferies recounts his experiences with an intern who seems to have it all - luxury cars, exotic vacations and beautiful women; in May 2016, it all comes crashing down.

Jam Master Jay, best known as Run-DMC's DJ, becomes a hip-hop legend; his life is cut short when he's executed in his recording studio; an exclusive interview with an eyewitness sheds light on this decades-old cold case.

After a single mother fails to show up for work, police find her brutally stabbed and her daughter missing from their home in an affluent gated community; everyone fears she's in danger, but what they uncover is darker than they could have imagined.

Outside of Orlando, life is no longer a fairytale for childhood sweethearts Mike and Laurie Shaver; fighting and infidelities lead to shattered vases and broken dreams; when police search their backyard in 2018, what they find scars the family.

Cindy Thompson starts over with her high school sweetheart and their future child, unaware that jealous exes, tense neighbors, and simmering resentments close in. As tensions rise, subtle threats and hidden motives begin shaping a path toward tragedy.

In Anchorage, a rebellious teen girl forms a fast friendship with a bubbly newcomer; the picture-perfect friendship soon becomes fractured as a storm of lies, betrayal and manipulation ultimately ends in unspeakable tragedy.

Outside of Orlando, life is no longer a fairytale for childhood sweethearts Mike and Laurie Shaver; fighting and infidelities lead to shattered vases and broken dreams; when police search their backyard in 2018, what they find scars the family.

Cindy Thompson starts over with her high school sweetheart and their future child, unaware that jealous exes, tense neighbors, and simmering resentments close in. As tensions rise, subtle threats and hidden motives begin shaping a path toward tragedy.

In Anchorage, a rebellious teen girl forms a fast friendship with a bubbly newcomer; the picture-perfect friendship soon becomes fractured as a storm of lies, betrayal and manipulation ultimately ends in unspeakable tragedy.

After a single mother fails to show up for work, police find her brutally stabbed and her daughter missing from their home in an affluent gated community; everyone fears she's in danger, but what they uncover is darker than they could have imagined.

While appearing to have it all, wife and mother Sandra Duyst struggles with crippling depression, and her death appears to have been a suicide, but a message from beyond the grave sends the investigation in an unexpected direction.

When mutilated bodies appear around Delaware in 1987, investigators search for the state's first serial killer.

Cody MacPherson moves to New Jersey seeking work and disappears after a night of partying with a new group of friends.

Beloved basketball coach and teacher Jimmy McClain is found brutally murdered in his own home; with no forced entry, police fear Jimmy knew his killer or let the killer inside his house.

When top real estate agent Beverly Carter vanishes after meeting a new client, police must find out if anyone had a reason to harm her.

When South Carolina authorities find Davis McClendon dead by the road near his wrecked car, they suspect a hit-and-run; an oil trail leads them to a local businessman.

A manhunt ensues when John Blauvelt vanishes -- along with his girlfriend -- after his 22-year-old estranged wife, Cati, is murdered.

"48 Hours" began as a documentary in 1986 and became a regular series two years later. It was built around a team of correspondents covering one subject for 48 consecutive hours. Over time it evolved into the premiere broadcast for law, crime and justice stores -- its journalists, for example, have been credited with uncovering new information that has led to high-profile cases being overturned an

The murders of two teen girls at a remote and scenic lookout point seem random until police uncover a web of secrets among their network of friends.

Lisa Reeves wasn't looking for love when she met Randy Gwathney -- what she got, instead, was bloodshed.

In 1995, when a 14-year-old girl in Happy Valley, Washington, goes missing, detectives uncover a grim family secret.

In 2001, in Cortez, Colo., the violent murder of a gay Navajo teenager means two spirits die with him.

College sophomore Gina Tenney discovers she has a stalker, then comes face to face with her tormentor and realizes she knows him.

On Mother's Day, first-time mother Tennyson Jacobson fights off a violent intruder during her daughter's nap time.

With a new home and loving fiancé, single mother Lisa Filiaggi finally feels as though luck is on her side, then past troubles come back to haunt her and threaten to destroy all her future plans.

In Montana, 22-year-old runner Kari Swenson is abducted by mountain men; when Swenson learns of their twisted plans, she realizes she must do everything in her power to escape or die trying.

As children, Tabitha and Ann endure their brother Terry's twisted games; as adults, they try to cut ties, but their mother, Edwardyne, clings on and is always willing to give him one more chance.

A school teacher goes missing. Her 3-year-old daughter, with bare, bloodied feet, is the only witness. However, what does she know?

When Kristyn escapes her toxic home and rageful mother, she leaves behind her sister and grandmother; it's a decision that still haunts her.