At the end of June 2016, it was announced that Jason Lewis promoted to a series regular which had been written as a guest starring/recurring interpreting to Joe Strong. On January 11, 2017, it was announced that Bob Jesser has booked recurring role in the series as Shawn Lovell, Creek's protective father. On July 26, 2017, it was announced that Breeda Wool will appear in an episode playing Bowie, described as a "regal, formidable angel warrior".
