Disclosure Day, Steven Spielberg’s latest sci-fi thriller, concludes with an alien delivering a mysterious message that the film intentionally withholds from viewers.

Steven Spielberg’s dazzling sci-fi adventure follows a heroic attempt to reveal evidence of life elsewhere in the universe.

Hosted by NBC News' Gadi Schwartz, featuring new interviews with Steven Spielberg, stars Emily Blunt and Josh O’Connor, Colman Domingo, screenwriter David Koepp as well as scientists including Neil De...