A bright young medical student must solve the frightening mystery that plagues the children of a small Midwestern town.
| Actor | Role |
|---|---|
 Naomi WattsGrace Rhodes | Grace Rhodes |
 Brent JenningsDonald Atkins | Donald Atkins |
 Samaria GrahamMary Anne | Mary Anne |
 Jamie Renée SmithMargaret Rhodes | Margaret Rhodes |
| BBrandon KleylaJosiah | Josiah |
 William WindomDoctor Rob Larson | Doctor Rob Larson |
 Karen BlackJune Rhodes | June Rhodes |
 Mark SallingJames Rhodes | James Rhodes |
| TToni MarshSandra Atkins | Sandra Atkins |
| LLewis Flanagan IIIMarcus Atkins | Marcus Atkins |
| SSalle EllisJane Nock | Jane Nock |
 Marietta MarichRosa Nock | Rosa Nock |
| JJonathan PattersonCharlie McLellan | Charlie McLellan |
| JJoshua PattersonScott McLellan | Scott McLellan |
| KKay BowerJanet McLellan | Janet McLellan |
| EEvan GreenwaltConvulsive Boy | Convulsive Boy |
| AAdam LidbergMichael | Michael |
 Libby VillariMichael's Mom | Michael's Mom |
 William PraelConcerned Father | Concerned Father |
| JJohn Edson IIISon of Concerned Father | Son of Concerned Father |
| SStephen EarnhartWilks | Wilks |
| JJim KriegSmits | Smits |
 Richard GrossSheriff Biggs | Sheriff Biggs |
 Harrison YoungDrifter | Drifter |