Continuity mistake: After June follows Roy in the middle of the night, she gets taken into the secret service. Out the back windows, it is pitch dark. Out every other window, striking daylight shines through.
Knight & Day (2010)
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More mistakes in Knight & Day
Roy Miller: I warned you about the plane.
June Havens: No you didn't!
Roy Miller: I said that some things happen for a reason.
June Havens: That's not a warning! A warning is, June, if you get on this plane, you will fucking die!
Trivia: Celia Weston plays Tom Cruise's mother in the movie, even though in real life she's only 10 years older than him.