In Jurassic Park, the T-Rex wasn't supposed to come through and break the glass roof of the explorer during the attack scene, subsequently producing the noticeably genuine screams from the children.
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Hugh Jackman walked around Comic Con wearing his full Wolverine costume and nobody noticed.
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The iconic roar made by Godzilla was produced by rubbing a leather glove across the strings of a double bass.
11
While filming a guest appearance on Star Trek TNG, Stephen Hawking was taken on a tour of the USS Enterprise set. When he saw the Warp Core, he paused, and said “I’m working on that.”
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Sean Connery turned down the role of Gandalf in Lord of the Rings because he didn't understand the script.
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During the chariot scene in 'Ben Hur' a small red car can be seen in the distance.
91
In Jurassic Park, the dinosaurs are only on the screen for 15 minutes. The movie is over two hours long.
3
Keanu Reeves gave $75 million of his matrix sequels paycheck to the film’s SFX team and bought the entire stunt crew Harley Davidson motorcycles.
20