played by Zen McGrath
  • Character bio
  • Actor bio

Josh looks like a normal thirteen-year-old, but he is destined for an extraordinary mission. Despite being raised parentless in a walled-in Arizona compound, Josh's keen intelligence gives him an independent spirit and healthy curiosity. But free will is not on Tad Billingham's agenda for his young charge. 

Zen McGrath plays Josh, a 13-year-old American who has lived at Tad Billingham's (David Costabile) New Mexico compound all of his life. He's cared for by Debbie (Lauren Ambrose) and is oblivious to the outside world and his important to the congregation's plans for the future. McGrath's other roles have included the film "Aloft" with Jennifer Connelly and Cillian Murphy.