On screen
Cast
23 credited performers
Gabor Maté
Self
Artwork unavailable
Julie Holland
Self
Rick Doblin
Self
Ralph Metzner
Self
Artwork unavailable
Charles Grob
Self
Artwork unavailable
David Healy
Self
Artwork unavailable
David E. Nichols
Self
Artwork unavailable
David Nutt
Self
Dennis J. McKenna
Self
Artwork unavailable
Gillian Maxwell
Self
Artwork unavailable
Ingrid Pacey
Self
Jeremy Narby
Self
Artwork unavailable
Kathleen Harrison
Self
Artwork unavailable
Manuel Schoch
Self
Michael James Winkelman
Self
Artwork unavailable
Michael Mithoefer
Self
Roland Griffiths
Self
Stanislav Grof
Self
Artwork unavailable
Stephen Ross
Self
Wade Davis
Self
Artwork unavailable
William Richards
Self
Amanda Feilding
Self
Chris Bennett
Self