TMDb/The End of Oak Street Movie 2026's sci-fi slate heats up with Spielberg's mysterious UFO film Disclosure Day, but is it the year's top contender? Explore the buzz. April 7, 2026 AceShowbiz - The impressive box office success of Project Hail Mary has set an optimistic tone for 2026's sci-fi film lineup, but there are several other highly anticipated projects that could shape the year. Among these, Disclosure Day, directed by the legendary Steven Spielberg, marks the filmmaker's return to themes of UFOs and extraterrestrial encounters.