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| 2022 | Salvia Divinorum: A Western Approach as Self |
| 2020 | The Way of the Psychonaut as Self |
| 2013 | Neurons to Nirvana as Self |
| 2010 | DMT: The Spirit Molecule as Himself - Psychologist |
| 2009 | LSD: Problem Child and Wonder Drug as Self |
| 2008 | Peyote to LSD: A Psychedelic Odyssey as Self |
| 2007 | Turn On, Tune In, Drop Out as The Voyager |
| 2006 | Entheogen: Awakening the Divine Within as Himself |
| 2002 | Hofmann's Potion: The Pioneers of LSD as Self |
| 1966 | How To Go Out of Your Mind: The LSD Crisis as Himself |
| 1965 | The Psychedelic Experience as Narrator |
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