A psychologist takes a group of patients into the desert for unorthodox therapy only for them to be picked off by an unseen maniac.
Wendy MacDonald
Dr. Barbara Shelley
Tony Montero
Rick Carlson
Lisa Loring
Dory
Lisa Savage
Cassie
Hank Garrett
Dave Ash
Monica Silveria
Jean
John Clark
Crawford
Chuck Rhae
Lonnie
