Nathan's Kingdom is a dark fantasy, coming-of-age drama about Nathan, a 25-year-old autistic man struggling with his teenage prescription-addict sister, and rather than surrendering their lives to social services, they risk it all to find a kingdom that once existed … Madison Ford, Jacob Lince, Peter Mendoza, John F. Henry II, Samuel Munoz, Sarah Assumma Added on Amazon Prime 2022-04-07. Added on Peacock 2022-05-14. Youtube Trailer