After a terrible accident, Carla develops a debilitating fear of heights. She joins a counseling group headed by Dr Paul Sadowski, an unconventional therapist who presses people to confront their fears. However, his methods come into question when his patients begin to suffer mysterious accidents.
| Actor | Role |
|---|---|
 Megan WardCarla Engel | Carla Engel |
 Terry KinneyDr. Paul Sadowski | Dr. Paul Sadowski |
 Billy BurkeMark Engel | Mark Engel |
 Angela MooreJocelyn | Jocelyn |
 William MacDonaldBen | Ben |
| KKate RobbinsHallie | Hallie |
 Aaron SmolinskiZachary Carter | Zachary Carter |
 Bob MorriseyDetective Yerxa | Detective Yerxa |
 Benz AntoineLuther | Luther |
 Britt McKillipYoung Rachel | Young Rachel |
 Carly McKillipYoung Carla | Young Carla |
 Maria HerreraDr. Hagerty | Dr. Hagerty |
 John InnesMinister | Minister |
| JJohn TreleavenSenator Billings | Senator Billings |
| KKlodyne RodneyLibrarian | Librarian |
 Tara Spencer-NairnRachel | Rachel |
 Brent SheppardMan in Elevator | Man in Elevator |
 Dean WrayShag | Shag |
 Lisa Marie CarukGirl (uncredited) | Girl (uncredited) |