A couple live in an old, isolated mansion. The husband's murderous, insane twin escapes from a lunatic asylum. The cops haul off the wrong twin and the wife is stuck with the killer.
| Actor | Role |
|---|---|
 Robin WardSean O'Brien / Michael O'Brien | Sean O'Brien / Michael O'Brien |
 Wendy CrewsonDale | Dale |
| AAntony ParrDr. Clifford | Dr. Clifford |
 August SchellenbergOtto | Otto |
 Deborah GroverMolly | Molly |
| CCynthia KerelukNurse | Nurse |
| KKate ParrGirl | Girl |
| GGert PeckertDoctor | Doctor |
| DDouglas RichardsonVictim | Victim |