An average high school girl's life is turned upside down after she is attacked and savagely assaulted. When a mysterious person begins leaving her threatening messages and making unsettling phone calls, Gail realizes that the nightmare is only just beginning...
| Actor | Role |
|---|---|
 Kathleen BellerGail Osborne | Gail Osborne |
 Blythe DannerAnne Osborne | Anne Osborne |
 Tony BillNeil Osborne | Neil Osborne |
 Robin MattsonAllison Bremer | Allison Bremer |
 Tricia O'NeilJessica Hirsch | Jessica Hirsch |
 Dennis QuaidPhil Lawver | Phil Lawver |
 Alan FudgeChris Elden | Chris Elden |
 Scott ColombySteve Pastorinis | Steve Pastorinis |
 Ellen TravoltaRouillard | Rouillard |
| RRandy StumpfE.K. Miller | E.K. Miller |
| MMagda HaroutMalevich | Malevich |
 S. Pearl SharpPamela | Pamela |
| MMichael BondDoctor | Doctor |
 Lois HamiltonPolicewoman | Policewoman |
 Sandra GilesHostess | Hostess |
 Ted GehringBilly | Billy |
| RRichard MolinareSinger | Singer |
| DDavid LeonSinger | Singer |
| AArt KimbroSinger | Singer |
| JJayne Lyn MartinNurse | Nurse |
 Ron GilbertFencing Coach (uncredited) | Fencing Coach (uncredited) |
 David KeithStudent (uncredited) | Student (uncredited) |