“Night of the Apeman” mixed with some pretty heady material

In the late 60s and mid-70s, a psychopathologist (William Hurt) from the New York/New England area honestly seeks ultimate truth and the origins of humanity through dubious experiments with sensory deprivation mixed with drugs, including a potent mixture used in ceremonies by Mexican AmerIndians. This leads to altered states of consciousness and amazing primordial revelations. Blair Brown is on hand as his romantic interest while Bob Balaban and Charles Haid appear as his colleagues, the latter a scientific version of a Pharis... read the rest.