At the age of one, Theroux moved with his family to England, where he spent his early years in London. He attended Westminster School, an independent school in London, where he met future comedians Adam Buxton and Joe Cornish, as well as future Liberal Democrat politician Nick Clegg, with whom he later traveled to the United States. During his school years, Theroux participated in various drama productions. His roles included Looney Bergonzi in "Bugsy Malone," an Army Officer in "Ritual for Dolls," and the Minstrel in "The Splendour Falls."

Academic Background and Early Career

After graduating from Westminster School, Theroux went on to study Modern History at Magdalen College, Oxford. He graduated with first-class honors, reflecting his strong academic capabilities. Following his university education, he pursued a career in journalism, which would eventually lead him into documentary filmmaking—a field in which he would earn critical acclaim.

Documentary Career and Recognition

Theroux gained prominence for his unique approach to documentaries, often involving immersive journalism. He became widely known for his series "Louis Theroux's Weird Weekends" and "When Louis Met…," both of which aired on the BBC. These documentaries showcased his ability to explore unusual, controversial, or subcultural subjects with empathy and curiosity.

In addition to his ongoing documentary series, Theroux created several acclaimed BBC specials, further solidifying his reputation as a thoughtful and insightful documentary filmmaker. His work has earned him multiple accolades, including two British Academy Television Awards (BAFTAs) and a Royal Television Society Television Award.