A boy takes in a stray dog, later finding out that it's an ultra-intelligent runaway from a genetic research lab. Unbeknownst to him, the dog is being stalked by another escaped creature that's not quite so friendly.
| Actor | Role |
|---|---|
 Corey HaimTravis Cornell | Travis Cornell |
 Michael IronsideLem Johnson | Lem Johnson |
 Barbara WilliamsNora Cornell | Nora Cornell |
 Lala SloatmanTracey | Tracey |
 Dale WilsonBill Keeshan | Bill Keeshan |
 Blu MankumaCliff | Cliff |
 Duncan FraserSheriff Walt Gaines | Sheriff Walt Gaines |
 Colleen WintonDeputy Porter | Deputy Porter |
 Christopher CaryTV Newscaster | TV Newscaster |
 Don S. DavisVeterinarian | Veterinarian |
| GGraeme CampbellMan On Boat | Man On Boat |
| DDan O'DowdFirst TV Reporter | First TV Reporter |
 Lou BolloMan By Stream | Man By Stream |
 Jason PriestleyBoy On Bike | Boy On Bike |
 Matt HillBoy On Bike | Boy On Bike |
| AAndrew MarkeyBoy On Bike | Boy On Bike |
| NNorman BrowningHockney | Hockney |
| GGhislaine CrawfordGirl at School | Girl at School |
| JJustine CrawfordGirl at School | Girl at School |
| TTong LungTeacher | Teacher |
| KKeith WardlowMaintenance Man | Maintenance Man |
 Freda PerrySecond TV Reporter | Second TV Reporter |
 William SamplesMotel Clerk | Motel Clerk |
 Suzanne RisticMotel Clerk Wife | Motel Clerk Wife |
 Frank C. TurnerSalesclerk | Salesclerk |
| PPhillip WongOxcom | Oxcom |