Something like Masters of the Universe, meanwhile, falls somewhere in between blockbuster success and nigh-obscurity. Here’s everything you need to know about the next big version of He-Man and his Masters of the Universe. What is the Masters of the Universe release date? Amazon MGM is keeping most details about Masters of the Universe under lock and key, but the studio did release an official synopsis when it announced a release date for the film. Amazon MGMHere are the actors confirmed to star in Masters of the Universe:Nicholas Galitzine as Prince Adam, the rightful heir of the kingdom of Eternos.