TMDb/Disclosure Day Movie Josh O'Connor reveals Steven Spielberg's extreme secrecy for Disclosure Day, with scripts delivered by motorbike courier. Premieres June 12. April 30, 2026 AceShowbiz - Disclosure Day is generating buzz as its release date approaches, with actor Josh O'Connor sharing insight into the strict confidentiality surrounding the film's script. Directed by Steven Spielberg and written by David Koepp, the screenplay was handled with extraordinary caution to prevent leaks prior to the premiere set for June 12.