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.
Lawyer Richard Goodwin discovers that 'Twenty-One', a successful TV quiz show, is rigged and decides to expose the team behind the show.
A family's serene beach vacation turns to chaos when their doppelgangers appear and begin to terrorize them.
Chris and his girlfriend Rose go upstate to visit her parents for the weekend. At first, Chris reads the family's overly accommodating behavior as nervous attempts to deal with their daughter's interracial relationship, but as the weekend progresses, a series of increasingly disturbing discoveries lead him to a truth that he never could have imagined.