Louis and the Nazis is a British documentary that was televised on 21 December 2003. It was directed by Stuart Cabb and written by Louis Theroux. The documentary ran for 80 minutes.

Louis travels to California to meet the man dubbed "the most dangerous racist in America", Tom Metzger. Louis meets him, his family and his publicity manager as well as following him to skinhead rallies and on a visit to Mexico. He also encounters Lynx and Lamb Gaede, being Nazi-pop folk duo Prussian Blue, their mother, April Gaede, and maternal grandfather, Bill Gaede. Louis Theroux would revisit the subjects of the documentary in his book The Call of the Weird: Travels in American Subcultures.