Steven Spielberg's latest film, Disclosure Day, has been shrouded in mystery, with many of its main characters being played by Emily Blunt, Josh O’Connor, Colin Firth, Colman Domingo, and others. The film is set to be released on June 12. The main character is described as a journalist and cyber-security expert named Daniel Kellner, who uses alien technology to hide highly classified information. The trailers have not provided much information about these characters.