Agent Samsam

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

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

Presented by Walsh, the show profiles and assist law enforcement in the apprehension of fugitives wanted for numerous crimes, including murder, rape, kidnapping, child molestation, white-collar crime, organized crime, armed robbery, gang violence, and terrorism, and also many of whom are currently on the FBI Ten Most Wanted Fugitives list.

Australian host Steve Irwin and his wife Terri run a wildlife refuge. Their shared passion is educating the world about wildlife, including the much feared crocodile and numerous venomous snakes. Steve's specialty is the capture and relocation of crocodiles. No animal appears too threatening to Steve, his true respect for animals is the foundation for everything he does.

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.

Natural World is a nature documentary television series broadcast annually on BBC Two and regarded by the BBC as its flagship natural history brand. It is currently the longest-running series in its genre on British television, with more than 400 episodes broadcast since its inception in 1983. Natural World is produced by the BBC Natural History Unit in Bristol, but individual programmes can be in-house productions, collaborative productions with other broadcasters or films made and distributed by independent production companies and purchased by the BBC. Natural World programmes are often broadcast as PBS Nature episodes in the USA. Since 2008, most Natural World programmes have been shot and broadcast in high definition.

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

Consistently stunning documentaries transport viewers to far-flung locations ranging from the torrid African plains to the chilly splendours of icy Antarctica. The show's primary focus is on animals and ecosystems around the world. A comic book based on the show, meant to be used an as educational tool for kids, was briefly distributed to museums and schools at no cost in the mid-2000s.

This compelling series investigates the motives and m.o. of female murderers. While males are often driven by anger, impulse and destruction, women usually have more complex, long-term reasons to kill.

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.

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

Journeying to the far reaches of our planet, this eight part series follows some of the world's most amazing species, telling extraordinary stories that are dramatic, thrilling, funny and sometimes heart-breaking, but always full of hope.