The Hemp Revolution (1995) covers the history, cultivation and usage of hemp including food, fuel, building material and medicine. It also explores some of the factors behind the prohibition of hemp production in the U.S. in 1938 (including pressure from the petro-chemical industry). The impressive roster of interview subjects featured in the film includes such notable figures as Dr. Andrew Weil, Dr. Lester Grinspoon, Terence McKenna, Peter Dale Scott, and Prof. Sheri Tonn among many others.
The Emperor of Hemp (1999) documents the life of Jack Herer, his struggle for the decriminalization of cannabis and hemp and his legacy. It’s also an overview of his seminal book The Emperor Wears No Clothes: The Official Hemp Bible including the history and many utilizations of hemp, the conspiracy against it, and a rallying cry to end its prohibition.