Louis Theroux visits three American cities and examines a uniquely devastating human crisis in each - heroin addiction, sex trafficking and murder.

Host Adam Conover employs a combination of comedy, history and science to dispel widespread misconceptions about everything we take for granted.

In Humboldt County, California, the big business of legal marijuana brings in visitors from around the world. Some are never seen again.

Through the curious mind of host Kal Pen, see firsthand all the surprising ways the economy interconnects and impacts the lives of people all over the planet.

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

Shot over the course of 18 months in New York City's Lower East Side, METHADONIA sheds light on the inherent flaws of legal methadone treatments for heroin addiction by profiling eight addicts, in various stages of recovery and relapse, who attend the New York Center for Addiction Treatment Services (NYCATS).

Are you a risky drinker? Nearly 70% of American adults drink alcohol and nearly 1/3 of them engage in problem drinking at some point in their lives. Produced with The National Institute of Alcohol Abuse and Alcoholism (NIAAA), Risky Drinking is a no-holds-barred look at a national epidemic through the intimate stories of four people whose drinking dramatically affects their relationships.

Portrays the lives of nine desperate teenagers. Thrown too young into a seedy grown up world, these runaways and castaways survive, but just barely. Rat, the dumpster diver. Tiny, the teen prostitute. Shellie, the baby-faced blonde. DeWayne, the hustler. All old beyond their years. All underage survivors fighting for life and love on the streets of downtown Seattle.

Documents 18 months in the lives of three crack addicts in Lowell, Massachusetts.

Marijuana is the most controversial drug of the 20th Century. Smoked by generations to little discernible ill effect, it continues to be reviled by many governments on Earth. In this Genie Award-winning documentary veteran Canadian director Ron Mann and narrator Woody Harrelson mix humour and historical footage together to recount how the United States has demonized a relatively harmless drug.

This documentary, set in the Lower East End of Vancouver's downtown core, is a pretty honest account of life on the streets in urban Canada. It is aimed at educating high school kids on the dangers of addiction to hard drugs and is the brainchild of a group of city police officers who videotape their interactions with local homeless personalities.

In 1994, the Health and Environment Subcommittee of the US Congress, chaired by Henry Waxman (D-California), held a hearing on tobacco products and health. Excerpts from the hearing, where the CEOs of the four US tobacco companies testified, are interspersed with clips from movies, educational films, TV commercials, and other promotional materials. Among the topics addressed in the hearing: are cigarettes the single most dangerous consumer product, how many people die annually in the US from smoking, is nicotine addictive, should smoking be banned in public places, do tobacco ads target children? This historic hearing is referenced in the 1999 film, "The Insider."

The film follows a simple structure, and shows the drug-related degradation of five youths (Jake, Tracey, Jessica, Alice, Oreo) during the course of three years. The film depicts drug-related crimes and diseases: prostitution, male prostitution, AIDS, and lethal overdoses.

The Devil's Playground is a fascinating and moving documentary about a little-known aspect of Amish life. Amish are not permitted to join the church until their late teens, and have to do so of their own volition. The film explores Rumspringa, wherein young Amish are given the opportunity to explore the "English" way of life.

In the 1980s, ruthless Colombian cocaine barons invaded Miami with a brand of violence unseen in this country since Prohibition-era Chicago - and it put the city on the map. "Cocaine Cowboys" is the true story of how Miami became the drug, murder and cash capital of the United States, told by the people who made it all happen.