You can't lock him out. He's already in.
A deranged man hides in the attic of a new house and becomes obsessed with the unsuspecting family that moves in.
Gary Busey
Tom Sykes
Mimi Rogers
Julie Dreyer
Michael McKean
Phil Dreyer
Candace Hutson
Holly Dreyer
Kurt Christopher Kinder
Neil Dreyer
Elizabeth Ruscio
Rita
Bruce Glover
Gene Hufford
Leonard Termo
George / Exterminator
Peter Henry Schroeder
Dr. Spencer
Chuck Lafont
Dr. Gordon
Johnny Green
Bernard
Bob Neill
Tom's Father (voice)
