 Salvia Divinorum: A Western Approach2022 · Self | Self |
 The Way of the Psychonaut2020 · Self | Self |
 Neurons to Nirvana2013 · Self | Self |
 DMT: The Spirit Molecule2010 · Self - Psychologist | Self - Psychologist |
 LSD: Problem Child and Wonder Drug2009 · Self | Self |
 Peyote to LSD: A Psychedelic Odyssey2008 · Self | Self |
 Entheogen: Awakening the Divine Within2006 · Self | Self |
 Signs Out of Time: The Life of Archaeologist Marija Gimbutas2004 · Self | Self |
 Hofmann's Potion: The Pioneers of LSD2002 · Self | Self |
 Turn On, Tune In, Drop Out1967 · The Voyager | The Voyager |
 How To Go Out of Your Mind: The LSD Crisis1966 · Himself | Himself |
 The Psychedelic Experience1965 · Narrator | Narrator |
