Dateline: Unforgettable

Dateline NBC, or simply Dateline, is a weekly American television newsmagazine series. It was previously the network's flagship newsmagazine, but now focuses mainly on true crime stories with only occasional editions that focus on other topics.

From Executive Producer Dick Wolf, this true crime investigative series follows veteran prosecutor Kelly Siegler, and her rotating team of seasoned detectives, as they travel to small towns across the country and help local law-enforcement agencies dig into unsolved homicide cases that have lingered for years without answers or justice for the victims due to lack of funding and proper forensic technology.

A non-fiction investigative series of murder cases told through the personal experience of retired detective, Lieutenant Joe Kenda. Through re-enactments, discussions with investigation teams, and interviews with victims' families and other involved persons, the show highlights Kenda's successes with his 400 homicide case history and 92 percent solution rate.

The real-life stories behind unique homicide cases with in-depth interviews, authentic archival material and cinematic recreations all packaged together into a fresh spin in the genre.

Detectives and prosecutors revisit their most challenging homicide cases in this chilling true-crime docuseries.

Robert Durst, scion of NY's billionaire real-estate family, has been accused of three murders but has evaded justice for over 30 years. Durst speaks in this true crime series, revealing secrets of a case that has baffled authorities.

There are over 100,000 cold cases in America, and only about 1% are ever solved. With recent advancements in technology and the methods used to solve these cases, as well as the unwavering dedication of victims’ families, law enforcement and the public, “Cold Case Files” explores the cases that defied the odds. Each episode of the Emmy-nominated series examines the twists and turns of one murder case that remained unsolved for years, and the critical element that heated it up, leading to the evidence that finally solved it. Featuring interviews with family members, friends, detectives, and others close to the cases, the refreshed classic series examines all facets of the crime and shines a light on a range of voices and victims.

Every second of every day, millions of Americans are caught on CCTV. Living in a surveillance society means everyday actions are caught on camera, mostly of honest citizens going about their daily lives. But a few are guilty of unspeakable crimes. Video doesn't discriminate; criminals also end up on film. See no Evil is a groundbreaking series that presents dramatic stories about how real crimes are solved with the aid of surveillance cameras. Police reveal how CCTV footage has unlocked the answer to cases that otherwise might have remained unsolved- leaving dangerous killers at large. The series features real footage and dramatic reconstruction, combined with first-hand testimony from police, witnesses, and families.

The true stories of people who lived with a killer. How well do you really know your family? Would you recognize the warning signs? Or would you become entangled in evil?

A four-part documentary series revolving around the case of single mother Barbara Hamburg, who was brutally murdered in 2010 near her home in the upper-middle class enclave of Madison, Connecticut. The series presents first-time filmmaker Madison Hamburg’s complicated journey as a young man determined to solve an unspeakable crime and absolve the people he loves, while looking for answers within his fractured family and community.

Serial killer Jeffrey Dahmer confesses to his gruesome crimes in unguarded interviews, offering an unsettling view into a disturbed mind.

Academy Award-winning documentary filmmaker, Jean-Xavier de Lestrade, presents a gripping courtroom thriller, offering a rare and revealing inside look at a high-profile murder trial. In 2001, author Michael Peterson was arraigned for the murder of his wife Kathleen, whose body was discovered lying in a pool of blood on the stairway of their home. Granted unusual access to Peterson's lawyers, home and immediate family, de Lestrade's cameras capture the defense team as it considers its strategic options. The series is an engrossing look at contemporary American justice that features more twists than a legal bestseller.

What happened to Mica Miller? This documentary series retraces her promising life, toxic marriage and the mysterious circumstances of her death.

An overgrown field and a stretch of highway connect a series of grisly murders spanning several decades as grieving families search for answers.

Police missteps and a media circus derailed the JonBenét Ramsey murder case. This definitive docuseries chronicles the decades-long quest for justice.

Through bodycam footage, texts and interviews with loved ones, this documentary investigates the horrifying murder of four University of Idaho students.

Archive footage, chilling reenactments and exclusive interviews shed new light on a tragedy — and two brothers — that suspended a city in terror.

Death row inmates convicted of capital murder give a firsthand account of their crimes in this documentary series.

In this true-crime documentary, a cult expert and filmmaker infiltrate a polygamist sect to expose a self-proclaimed prophet and bring him to justice.

The internet is no longer a place you log on and visit; it's where you live. The home of true crime is now online. The internet is the Wild West. And if you're not careful, you too could be caught in a Web of Lies.

20 years ago Moo-Yeom’s father was a suspect in the "Gap Dong” serial murder case. Because of the detectives’ oppressive investigation, Moo-Yeom’s father killed himself. Now, Moo-Yeom is a detective and works to capture the killer Gap Dong. The statue of limitations has expired for the serial murder case and Moo-Yeom resigns to the belief that Gap Dong is dead. New clues though for Gap Dong appears in front of Moo-Yeom and he sets out to catch him once and for all.

Over a thirteen year period, a seemingly mild‐mannered male nurse, Malcolm Webster, set about poisoning and murdering his first wife, attempting to do the same to his second wife and moving on to a further scheme to deceive his third fiancée.

The peacefulness of the Midsomer community is shattered by violent crimes, suspects are placed under suspicion, and it is up to a veteran DCI and his young sergeant to calmly and diligently eliminate the innocent and ruthlessly pursue the guilty.

With their 2-year-old as the sole witness to her murder, Rachel Nickell's partner fights to protect him amid a flawed investigation.

Columbo is a friendly, verbose, disheveled-looking police detective who is consistently underestimated by his suspects. Despite his unprepossessing appearance and apparent absentmindedness, he shrewdly solves all of his cases and secures all evidence needed for indictment. His formidable eye for detail and meticulously dedicated approach often become clear to the killer only late in the storyline.

The story of a man named Yook Dong-sik who coincidentally witnesses a murder and picks up the killer's diary. While fleeing the scene, he gets into a car accident causes him to lose his memory. Due to the diary in his possession, he mistakenly believes that he is a psychopathic serial killer.

After his handler is killed, police dog Rex teams up with recently-divorced inspector Richard Moser to investigate crimes and solve mysteries on the streets of Vienna. And they sometimes get help from their two-legged friend, Inspector Stockinger.

A sexy, suspense-driven legal thriller about a group of ambitious law students and their brilliant, mysterious criminal defense professor. They become entangled in a murder plot and will shake the entire university and change the course of their lives.

Interesting modern actualization made by Italian broadcasting service (RAI) of immortal, well-known characters created by the genial American novelist Rex Stout.

A pair of detectives investigate stalkers in Los Angeles. Strong and focused, Lt. Beth Davis is an expert in the field of repeated harassment, driven by personal experience of being a victim. She heads the LAPD's Threat Assessment Unit, which investigates cases of stalking -- including voyeurism, cyberharassment and romantic fixation. The history of recent transfer Jack Larsen -- whose personality and questionable behavior have been an issue in the past -- may help him in his assignment to her team. Her other detectives are young but eager Ben Caldwell and deceptively intelligent Janice Lawrence. Together they try to stop situations from spinning out of control -- and to keep their personal obsessions at bay.

Each episode features a story centred on true murder case involving the discovery of a shallow grave known as ‘deposition sites’ by police. Told from the perspective of the lead investigators, each story follows a trail of clues often employing cutting edge investigative science to catch their killer.

A mystery evil thriller which finds the truth of a recording tape containing mysterious serial killings and unidentified sounds in a small city.

Family duty sends a lawman to London to look for his mob-assassin brother as a yakuza war threatens to engulf Tokyo. Trust is even tougher to find.

The story of Melissa Reed, daughter of Keith Jesperson, aka the Happy Face Killer. After decades of no contact, Keith forces his way back into his daughter’s life, and Melissa must find out if an innocent man is going to be put to death for a crime her father committed. In the process, she must face a reckoning of her own identity.

An insight into the first-hand accounts of dangerous criminal investigations from those closest to the action, the undercover agents, with surveillance video and audio recordings revealing the critical moments that could make or break a case — or an agent’s life. Living in secrecy and often unrecognized beyond their tightest circles, these agents rarely get to tell their stories… until now.

A group of friends who grew up together were separated after a building that collapsed changed their fates forever. When they meet again many years later, their identities have become very different that it is difficult to distinguish between friend or foe, yet they continue to struggle between justice and friendship.

Kim Seo-hui’s life is changed forever when her politician father dies in a car crash and her husband disappears – all in one day. She enters the world of politics and join hands with small-town detective Jo Tae-sik to uncover the truth when she finds out that the car crash might not have been an accident after all.

Tom Mathias comes to Aberystwyth having abandoned his life in London. He's a brilliant but troubled man. Despite his faults he is an excellent detective, who knows that the key to solving the crime lies not in where you look for truth, but how you look.

A close-knit anthology series dealing with stories involving malice, violence and murder based in and around Minnesota.

At a grisly murder scene sits a figurine made of chestnuts. From this creepy clue, two detectives hunt a killer linked to a politician's missing child.