Continuity mistake: Near the end of the movie, the panel has JPE 1704 TKS showing, but when Joshua finds the launch code, CPE 1704 TKS is blinking on the screen.
WarGames (1983)
Ending / spoiler
Directed by: John Badham
Starring: Matthew Broderick, Dabney Coleman, John Wood, Ally Sheedy
The hacker gets the computer to stop blowing up the world by telling it to play tic-tac-toe so the computer will realize that there is no winner in a nuclear war.
Rob T Firefly
More mistakes in WarGames
David Lightman: [On the computer] Hello, are you still playing the game?
Joshua: Of course. I should reach Defcon 1 and release my missiles in 28 hours. Would you like to see some projected kill ratios?
David Lightman: Sixty-nine percent of the housing destroyed. Seventy-two million people dead. [Types into computer] Is this a game or is it real?
Joshua: What's the difference?
Trivia: Broderick changes school information from his home computer just as he does in Ferris Bueller's Day Off. Both mothers were also real estate agents.
More questions & answers from WarGames
Answer: Writer Walter Parkes explained they had John Wood read the dialog backwards to give it a flat tone (i.e. Game a play to like you would). Then after rearranging it they would synthesize and process it to give it an electronic quality.
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