On screen
Cast
12 credited performers
Stanislav Grof
Self
Albert Hofmann
Self
Artwork unavailable
Humphry Osmond
Self
Ram Dass
Self
Artwork unavailable
Duncan Blewett
Self
Artwork unavailable
Abram Hoffer
Self
Artwork unavailable
Alfred M. Hubbard
Self
Artwork unavailable
Laura Archera Huxley
Self
Ralph Metzner
Self
Aldous Huxley
Self
Timothy Leary
Self
Artwork unavailable
Myron Stolaroff
Self