Recently-widowed Leann and her 17-year-old daughter Julina move into an isolated polygamous compound, where the freethinking Julina meets like-minded Ryder, son of the religious compound’s charismatic Prophet, Ervil.
| Actor | Role |
|---|---|
 Haley Lu RichardsonJulina | Julina |
 Jack FalaheeRyder | Ryder |
 Mary McCormackLeann | Leann |
 William MapotherErvil | Ervil |
 Sam HenningsMerril | Merril |
 Riki LindhomeKayla | Kayla |
| DDamon Tod HillJulina's Dad | Julina's Dad |
 Perry MattfeldBonnielee | Bonnielee |
 Kate FugleiAlice | Alice |
| BBodhi BrownJoseph | Joseph |
| EElle LabadieMaggie | Maggie |
| PPresley HendersonEsther | Esther |
 Chris FlandersOfficer Gene White | Officer Gene White |
| IIndyCompound Dog | Compound Dog |
 Corinna HarneyDrunk Girl #1 | Drunk Girl #1 |
| TTiffany Van CottDrunk Girl #3 | Drunk Girl #3 |
 Jeanette O'ConnorCashier | Cashier |
 Blake HeronThug | Thug |
 Jake WearyMicah | Micah |
| SSteve BencichWillie | Willie |
| RRyan BaileyAaron | Aaron |
| MMark GadboisMan #1 | Man #1 |
| FFred StoverinkMan #2 | Man #2 |
| EElisabeth AnisimowMerril's Daughter | Merril's Daughter |
| LLiam CuttingBonnielee's Baby | Bonnielee's Baby |
| SSevena IveyDaughter | Daughter |
| GGeorgia Rose MatlackDaughter | Daughter |
 Dominic BagarozziThug (uncredited) | Thug (uncredited) |
 Noah Kaye BentleyBrother (uncredited) | Brother (uncredited) |
| PPaul David RobertsFollower (uncredited) | Follower (uncredited) |