A violent electrical storm topples power lines into the rain soaked earth that is home for an aggressive breed of worms. The high voltage causes the worms to mutate into larger, hostile hordes of man-eating worms that lie in wait for the residents of Fly Creek.
| Actor | Role |
|---|---|
 Don ScardinoMick | Mick |
 Patricia PearcyGeri Sanders | Geri Sanders |
| RR.A. DowRoger Grimes | Roger Grimes |
 Jean SullivanNaomi Sanders | Naomi Sanders |
 Peter MacLeanSheriff Jim Reston | Sheriff Jim Reston |
| FFran HigginsAlma Sanders | Alma Sanders |
 William NewmanQuigley | Quigley |
| BBarbara QuinnThe Sheriff's Girl | The Sheriff's Girl |
| CCarl DagenhartWillie Grimes | Willie Grimes |
| AAngel SandeMillie | Millie |
| CCarol Jean OwensLizzie | Lizzie |
| KKim IocouvozziHank | Hank |
| WWalter DimmickDanny | Danny |
| LLeslie ThorsenBonnie | Bonnie |
| JJulia KloppMrs. Klopp | Mrs. Klopp |
| RRalph Flanders1st Man at Lunch Counter | 1st Man at Lunch Counter |
| AAlbert Smith2nd Man at Lunch Counter | 2nd Man at Lunch Counter |
| JJim Shirah3rd Man at Lunch Counter | 3rd Man at Lunch Counter |
| HHarold MummBus Driver | Bus Driver |
| WW.A. LindblattPower Line Repairman | Power Line Repairman |