Guest Stars Hunter Dillon as Caleb Alex Barima as Shelby Beatrice Kitsos as Harper Graham Cyrus Arnold as Truck Amélie Eve as Grace Alicia Witt as Nicole Kim Christopher Cousins as Peter Osborne Karin Konoval as Sister Dolores Navarro Co Starring Liam O'Neill as Small Kid Christina Jastrzembska as Alice Troy Anthony Young as Glen Wallis Rhys Fleming as Teenage Girl Nevin Burkholder as Settler Sara Bynoe as Housewife