After receiving word about a mysterious carcass/skeleton unearthed in the Arizona desert, a father and his daughter decide to remove it from the burial grounds for further study. Once they do so, they, as well as the town, are besieged by a colony of gargoyles living in some nearby caverns.
| Actor | Role |
|---|---|
 Cornel WildeDr. Mercer Boley | Dr. Mercer Boley |
 Jennifer SaltDiana Boley | Diana Boley |
 Grayson HallMrs. Parks | Mrs. Parks |
 Bernie CaseyThe Gargoyle | The Gargoyle |
 Scott GlennJames Reeger | James Reeger |
| WWilliam StevensPolice Chief | Police Chief |
| JJohn GruberJesse | Jesse |
 Woody ChamblissUncle Willie | Uncle Willie |
| JJim ConnellBuddy | Buddy |
| TTimothy BurnsMorris Day | Morris Day |
| MMickey AlzolaGargoyle | Gargoyle |
| GGreg WalkerGargoyle | Gargoyle |
| RRock A. WalkerGargoyle | Gargoyle |
 Vic PerrinThe Gargoyle (voice) | The Gargoyle (voice) |