Sara Bareilles (Jenna), Marisha Wallace (Becky), Evelyn Hoskins (Dawn), Gavin Creel (Dr. Pomatter), Joel Montague (Ogie), Ben Morris (u/s Cal), Andrew Boyer (Joe), Tamlyn Henderson (Earl), Rosemary Nkrumah (Nurse Norma), Lucia De Wan (Lulu), Sarah O'Connor (u/s Francine Pomatter), Laura Selwood (Mother)