Two "Normal" teenagers - they cut classes, get into fights and are never far from their Walkman headsets - notice a sudden change in their fellow students. No one is able to explain this zombie-like behavior which, at the command of an unseen alien, makes them punish transgressors with merciless violence.

Roy Thinnes
as Principal Borden

Skip Lackey
as Frankie Lawrence

Lee Tergesen
as Crash Hopkins

David Kener
as Calvin Howell

Miranda de Pencier
as Julie Freeman

Bill Curry
as Dr. Gunbow

Robert Dubac
as French Teacher

Brian Rabey
as Mr. Frommer

Steve Dunnington
as Coach

Alecia Munn
as Miss Knight