A research scientist explores the boundaries and frontiers of consciousness. Using sensory deprivation and hallucinogenic mixtures from native American shamans, he explores these altered states of consciousness and finds that memory, time, and perhaps reality itself are states of mind.
William Hurt
as Professor Eddie Jessup
Blair Brown
as Emily Jessup
Bob Balaban
as Arthur Rosenberg
Charles Haid
as Mason Parrish
Thaao Penghlis
as Echeverria
Miguel Godreau
as Primal Man
Dori Brenner
as Sylvia Rosenberg
Peter Brandon
as Hobart
Charles White-Eagle
as The Brujo
Drew Barrymore
as Margaret Jessup
Megan Jeffers
as Grace Jessup
Jack Murdock
as Hector Orteco
