Spielberg returns to one of his favorite subjects with a fun and goofy popcorn movie that shows how far he's come in the last 50 years.

This article contains spoilers for the ending of Disclosure Day.

The film follows cybersecurity expert Daniel Kellner (Josh O’Connor) and weather presenter Margaret Fairchild (Emily Blunt) as they become state-secret whistleblowers, working with Hugo (Colman Doming...