Fotoğrafları
2022
Salvia Divinorum: A Western Approach
Self
2020
The Way of the Psychonaut
Self
2013
Neurons to Nirvana
Self
2010
DMT: The Spirit Molecule
Himself - Psychologist
2009
LSD: Problem Child and Wonder Drug
Self
2008
Peyote to LSD: A Psychedelic Odyssey
Self
2006
Entheogen: Awakening the Divine Within
Himself
2004
Signs Out of Time: The Life of Archaeologist Marija Gimbutas
Self
2002
Hofmann's Potion: The Pioneers of LSD
Self
1967
Turn On, Tune In, Drop Out
The Voyager
1966
How To Go Out of Your Mind: The LSD Crisis
Himself
1965
The Psychedelic Experience
Narrator