Cast and credits of The Substance: Albert Hofmann's LSD

Starring

Hanspeter Müller
narrator in German version (voice) (as Hanspeter Müller-Drossaart)

Albert Hofmann
Himself (archiveFootage)

Ken Kesey
Himself (archiveFootage)

Timothy Leary
Himself (archiveFootage)

Ronald Reagan
Himself (archiveFootage)

John Lennon
Himself (archiveFootage)

Paul McCartney
Himself (archiveFootage)

Mick Jagger
Himself (archiveFootage)

The Grateful Dead
Themselves (archiveFootage) (as The Grateful Dead)

Jimi Hendrix
Himself (archiveFootage)

Richard Nixon
Himself (archiveFootage)