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Louis Theroux returns to the West Bank to meet some of the Israeli settlers living there.
Louis investigates a captivating and controversial icon: 'Tiger King' Joe Exotic.
Louis Theroux meets the women legally providing sexual services to paying clients.
Louis returns to visit the Westboro Baptist Church in the wake of the death of its leader.
Louis Theroux meets mothers experiencing mental health problems postpartum.
Louis Theroux heads to the USA to meet college students accused of sexual assault.
Louis Theroux interviews former of the Church of Scientology.
Louis meets women with anorexia at two of London's largest eating disorder facilities.
Louis Theroux tries to understand how Jimmy Savile was able to get away with his crimes.
Louis Theroux meets people living with the long-term effects of a brain injury.
Louis meets patients at a specialist liver centre struggling with alcohol addiction.
Louis meets pioneering medical professionals who help children with gender dysphoria.
Louis immerses himself in the world of Ohio's state psychiatric hospitals.
By Reason of Insanity homepage
Fifteen years after his original documentary, Louis revisits the Los Angeles porn scene.
In America's heartlands, Louis looks at private collections of tigers and chimpanzees.
An in-depth look at Miami's jail system, a vast holding pen for the unconvicted.
Miami Mega-Jail homepage
Four years on from Louis's last visit, there are signs of disarray in the Phelps clan.
Louis Theroux spends time with a subculture of ultra-nationalist Jewish settlers.
Louis Theroux is in Lagos, following the local gangs and a paramilitary task force.
Louis meets parents who have turned to medication to keep their children under control.
Louis Theroux is in Fresno, California, seeking out the stories and people behind the drug
Louis has gained access to a Californian mental hospital housing convicted paedophiles.
Louis Theroux investigates private security protection firms in Johannesburg.
Louis goes on patrol with the police in one America's most violent cities.
Louis travels to Limpopo Province to stay in a hunting lodge.
Louis travels to California to spend two weeks in the notorious San Quentin State Prison.
Louis Theroux gets under the skin of the plastic surgery patients of Beverly Hills.
Louis meets the Phelps family, who protest against an America that tolerates homosexuality
Louis Theroux goes to the heart of gambling culture in Las Vegas.
Louis Theroux travels to California and meets some of America's most committed Nazis.
