Trafficked: Underworlds with Mariana van Zeller

This intense documentary series details true stories of neighbors gone bad, from heinous fraud schemes to senseless acts of violent retribution.

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.

Dash cams capture footage from urban and rural police forces while on the job. A live look inside the everyday calls of police officers across the nation.

Crime journalist Raphael Rowe goes behind the bars of some of the world’s most notorious and toughest prisons. Immersing himself in maximum security facilities around the world to live as a prisoner, he encounters the inmates locked up for their crimes and meets the men and women on the right side of law tasked with keeping the criminals behind bars.

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

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

Psychic medium Amy Allan and former NYPD homicide detective Steve DiSchiavi investigate locations that are reported to be haunted.

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

A 360-degree view of the trafficking world from the point-of-view of the traffickers, law enforcement agents and those caught in the crossfire with access only National Geographic can provide.

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.

The F Word is a British food magazine and cookery programme featuring chef Gordon Ramsay. The programme covers a wide range of topics, from recipes to food preparation and celebrity food fads. The programme is made by Optomen Television and aired weekly on Channel 4. The theme tune for the series is "The F-Word" from the Babybird album Bugged.

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.

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.

From crippling payday loans to cars that cheat emissions tests, this investigative series exposes brazen acts of corporate greed and corruption.

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.

Documentary series tracking the dreams and worries of Wrexham, a working-class town in North Wales, UK, as two Hollywood stars (Rob McElhenney and Ryan Reynolds) take ownership of the town’s historic yet struggling football club.

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?

Interviews with friends, family and Sally McNeil herself chart a bodybuilding couple’s rocky marriage — and its shocking end in a Valentine's Day murder.

The scandalous world of a group of Mormon mom influencers implodes when they get caught in the midst of a swinging sex scandal that makes international headlines. Now, their sisterhood is shook to its core. Faith, friendship and reputations are all on the line. Will #MomTok be able to survive and continue to give the rulebook a run for its money, or will this group fall from grace?

The family you know and love is here with a brand new series, giving an all-access pass into their lives. Kris, Kourtney, Kim, Khloé, Kendall, and Kylie bring the cameras back to reveal the truth behind the headlines. From the intense pressures of running billion-dollar businesses to the hilarious joys of playtime and school drop-offs, this series brings viewers into the fold with a rivetingly honest story of love & life in the spotlight.

When a pizza delivery driver is shot dead in south London, a tenacious detective goes after the people traffickers behind his murder and unravels a conspiracy that goes to the top.

A group of professionals take a series of challenges designed to help their self-esteem.

Monica, the leader of the crew and 'ruler of the street,' is a little girl with a strong personality, not one to overlook any insult. She absolutely loves her stuffed bunny, Samson, and takes him with her everywhere. Jimmy Five, one of her best friends, is a smart kid, but he's always provoking her. Maggy is Monica's best friend and a super cute girl, who is always eating watermelons. To complete the show's main quartet, enter Smudge, a skillful boy who is terrified of water.

In this two-part documentary, Martin Geissler explores the profound impact on Scotland of the movement of people, both within the nation and of its new arrivals.

Great British Ghosts is a paranormal series that recounts stories of reported ghost sightings from some of the "most haunted" locations in the United Kingdom. It is presented by Michaela Strachan and was first aired on 18 August 2011.

Teenage obsessions clash with the brutal pressures of competitive training, when a team of young gymnasts compete in an elite tournament. Friendships are tested, rivalries flare, and some will do anything to win.

Teams of two trek the great outdoors and barbecue their best dishes in hopes of attaining culinary glory and cash prizes in this cooking competition.

When a police officer with a tablet addiction sees a dead boy, she questions her sanity, but she realizes that she is facing victims of unsolved crimes and that her past can help to catch a killer on the loose.

Join Stephen Hawking and other renowned thinkers as they explore the revolutionary new ideas that have evolved since the publication of his blockbuster book. Besides interviews, this stimulating documentary uses computer graphics and simple, easy-to-understand demonstrations to explain complex concepts. Topics include black holes, string theory, supersymmetry, dimensions beyond our perception, and the mysterious M force; all potential keys to unlocking the elusive "theory of everything" that seems so tantalizingly close.