A crazed escaped mental patient holds 2 couples hostage and terrorizes them in a Malibu beach home during a stormy night.
| Actor | Role |
|---|---|
 Joanna PaculaDiana Carlyle | Diana Carlyle |
 Matt McCoyFrank Carlyle | Frank Carlyle |
 George LazenbyJack Wyman | Jack Wyman |
 Kylie TravisHolly Brandon | Holly Brandon |
 Charles NapierDet. Wilson | Det. Wilson |
 Lenny Von DohlenJanice Bickle | Janice Bickle |
 Toni KalemDr. Gruber | Dr. Gruber |
 Paul Ben-VictorDr. Medaris | Dr. Medaris |
| VVivian SchillingOfficer Anderson | Officer Anderson |
| TTracey VerhoevenNurse Stanton | Nurse Stanton |