
Dr. Sarah Chapel returns to the small town of Brighton Mills when her father Dr. Robert Chapel unexpectedly dies. His clients and friends miss him, and Sarah discloses that all of them have perfect health; they hear voices when they are sleeping; and they are addicted to the stimulant Tributol. Her further investigation discloses a dark secret about the haunting voices.

as Sarah Chapel

as David Richards

as Tom Mabry

as Nan Parrish

as Alice Farmer

as Stuart Quinn

as Radu, the Romanian Hypnotist

as Derek the Cop

as Michael Richards

as Poor Old Man from Room 410

as Dr. Max Overman

as Metal Detector Lady

as Arjen Bhasen

as Dr. Robert Chapel

as Control Room Operator

as Sharon

as Minister

as Doug

as Linda Mabry

as Rosie

as Party Guest