Mistakes
In the scene where Cary Grant is hanging off Mount Rushmore, and Eva Marie Saint falls and grabs Cary's back pocket, she rips it but in the next scene the pants are un-ripped. See more...
Trivia
In the scene when Cary Grant is going up the steps to the UN, Alfred Hitchcock shot it from a rug truck across the street. He wasn't allowed to shoot the front of the UN. If you look closely, you can see a security guard in the left corner. See more...
Movie Mistakes blog
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North by Northwest (1959) - 1 quote
Directed by Alfred Hitchcock, starring Cary Grant, Eva Marie Saint, James Mason, Martin Landau (add more)
Roger Thornhill: The moment I meet an attractive woman, I have to start pretending I have no desire to make love to her.
Eve Kendall: What makes you think you have to conceal it?
Roger Thornhill: She might find the idea objectionable.
Eve Kendall: Then again, she might not.