Narrator (voice)

Shannon Engemann

Himself

Rick Doblin

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Michael Mithoefer

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Daniel Pinchbeck

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David Steindl-Rast

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Robyn Sylvan

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Alex Grey

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Jorge Ferrer

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Charles Grob

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Stanislav Grof

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John Halpern

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John Markoff

Herself

Barbara Marx Hubbard

Himself

Terence McKenna

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Ralph Metzner

Director

Rod Mann

Executive Producer

Rod Mann

Executive Producer

Kevin Kohley