The Substance: Albert Hofmann's LSD (2011) | Full Cast

Martin Witz

DIRECTOR

Trevor J. Roling

narrator in English version(voice)

Hanspeter Müller

narrator in German version(voice)

Mario Scarabelli

narrator in Italian version(voice)

Albert Hofmann

Self(archiveFootage)

Stanislav Grof

Self - psychiatrist

Martin A. Lee

Self - author

James S. Ketchum

Self - U.S. Army Colonel (Retired), Medical Corps

Franz X. Vollenweider

Self - neuroscientist, University of Zürich

Ken Kesey

Self(archiveFootage)

Carolyn Garcia

Self - Merry Pranksters

Timothy Leary

Self(archiveFootage)

Ralph Metzner

Self - psychologist

Nick Sand

Self - Millbrook Mansion

Ronald Reagan

Self(archiveFootage)

John Lennon

Self(archiveFootage)

Paul McCartney

Self(archiveFootage)

Mick Jagger

Self(archiveFootage)

Grateful Dead

Themselves(archiveFootage)

Jimi Hendrix

Self(archiveFootage)

Richard Nixon

Self(archiveFootage)

Dean Caldwell

Self - cancer patient(archiveFootage)

Roland Griffiths

Self - professor, Johns Hopkins University

Clark Martin

Self - medical research subject