Mistakes
During the big fight between the two terminators, the male grabs the female and smashes her head into a toilet. If you watch carefully as soon as her head hits the toilet it cuts seems to cut to another shot. (Easier to see in slow-motion). See more...
Trivia
Although Arnold originally would not do this film unless James Cameron was involved, the latter urged Arnold to go ahead and do it anyway, and at the same time ask for a huge chunk of money. See more...
Movie Mistakes blog
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Other great sites
Terminator 3: Rise of the Machines (2003)
Directed by Jonathan Mostow, starring Arnold Schwarzenegger, Claire Danes, Kristanna Loken, Nick Stahl, Earl Boen (add more)