For more than 25 years, Dateline has brought viewers investigations into some of biggest mysteries in America. This entry in the franchise takes a second look at some of the most mysterious cases of recent history. It explores the stories through firsthand accounts told by people who are close to the crime, including investigators who dedicated their time to the cases and family members who are still trying to confront the tragedies that befell their loved ones.

A cast of young women, who recognize that their outrageous behavior has hindered their relationships, careers and lives, are brought together in a beautiful mansion. They claim they want to change, but will living together help them move forward and turn their lives around – or will chaos rule?

This extension of the long-running true-crime series 'Snapped' shifts the focus to couples whose passion drives them to commit terrible criminal acts. Using re-creations and gripping firsthand accounts, each episode takes a deep dive into a case, telling the story of the couple's romance, how the relationship evolved from love to manipulation, and what ultimately drove the couple to commit the crime.

Exploring the unbelievable true stories of suspicious deaths by retracing the investigation from start to finish, dissecting the red flags and undeniable evidence, and strange behavior that put the tragedy in question.

The Janice Dickinson Modeling Agency was a reality television series that debuted on Oxygen on June 6, 2006. The show completed four seasons, through which it followed the self-proclaimed world's first supermodel Janice Dickinson as she took on the role of a modeling agent to her own eponymous agency, also called The Janice Dickinson Modeling Agency, which opened for business in November 2005.

The first season follows her opening of the agency, including the difficulty in finding models of Janice's vision, getting them proficient in front of the camera, obtaining financial backing and establishing a reputation for her agency. Subsequent seasons followed the development of the agency and a constantly changing cast of models. A number of the male models are openly gay, and a number of the agency's clients are gay-oriented businesses. This resulted in many of the episodes being gay-themed.

Oxygen aired a one-hour holiday special to bridge a gap between the first and second seasons, entitled Christmas with the Dickinsons.

In the UK, there was to be a British version of the show with supermodel Paula Hamilton as the agency head. Like the American version, the show was to be titled after the lead. It was to be shown on the cable channel Living, which is also the home of the Top Model franchise in UK. After much planning, the show was canceled due to a lack of interest in the American version.

An up-close and personal look at a team of 911 dispatchers at a call center just outside of Cleveland where they take on a never-ending bombardment of panic-stricken callers and save lives.

Tori & Dean: Home Sweet Hollywood is an American reality series on Oxygen. The series debuted on March 20, 2007. The first and second seasons of the series were titled Tori & Dean: Inn Love. The show was renamed Tori & Dean: Home Sweet Hollywood as of the third season.

As of November 2012, the series has yet to be renewed for a seventh season.

The fascinating cases of every day, seemingly average moms, wives and girlfriends accused of murder. Did they really do it? And if so, why?

True-crime stories about unfortunate victims found buried in the most unlikely of places -- the backyard.

Shocking true stories involving sex, money, murder – or a fatal cocktail of all three. Told through in-depth interviews, reenactments and archival footage, each hour-long episode delves into an edgy mystery filled with expert detective work, unexpected turns and stunning revelations.

Love Games: Bad Girls Need Love Too is an American reality television dating game show that premiered on the Oxygen Network on March 16, 2010. It is the second spin-off of Oxygen's Bad Girls Club, the first being Bad Girls Road Trip. Three "bad girls" from previous seasons of the Bad Girls Club are "looking for the man of their dreams" out of thirteen eligible bachelors. Comedian Bret Ernst hosted the first season. The show was renewed for its third season which premiered December 5, 2011. Tanisha Thomas from season 2 of The Bad Girls Club hosted Seasons 2 to present.

The Glee Project finds and trains a group of twelve extraordinarily talented performers who compete against one another to win a guest starring role on “Glee". From thousands of entries, and an exhaustive nationwide and online talent search, the series uncovers a unique group of artists from both professional and amateur backgrounds proving every underdog has a fighting chance at stardom.

The holidays are meant to be a time of festive cheer when family and friends come together to celebrate the season. But when family members are forced to occupy the same space for too long, the joy and merriment can often morph into anger and resentment.

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.

Faith Jenkins investigates burgeoning romances from their sweet beginnings, and follows what happened all the way through to their bitter endings. With her background as a criminal prosecutor in the Manhattan District Attorney's Office, and her expertise in matters of the heart, Faith gives her professional POV of the nightmarish cases. With firsthand accounts from victims' family, friends and law enforcement, each episode reveals the inner workings of intimate attachments that seemed fated to last forever and ended in murder.

Delve into heart-wrenching crimes through the lens of real footage of victim’s last moments alive. Each hourlong episode tracks a different investigation in which law enforcement's efforts to solve a case hinge on dissecting the victim's final moments using their last interactions with family and friends, surveillance footage, text messages, and social media posts to build a timeline.

The best way to get away with murder is to have someone else do it for you, which is why the most cunning killers never lay a finger on their victims. In these cases love, loyalty, faith, and family become dangerous weapons, and the most vicious criminal isn't the one who pulled the trigger--it's the one who pulled their strings.

A wild and unpredictable journey into homicide investigations where the true identity of the killer comes as a shocking surprise. Combining unparalleled access, captivating interviews and stylish reenactments, each investigation starts in a familiar way - examining the crime scene, interviewing potential suspects… but then something unexpected changes everything. A new witness, an overlooked piece of evidence or even an innovation in forensic science sends investigators on a totally unexpected path that ultimately leads to the conviction of the real killer.

This new series investigates the jaw-dropping cases of murderous doctors, nurses and medical professionals.

A series that dives into the dark world of contract killings, showcasing some of the most fascinating murder for hire cases ever caught on tape.