Mistakes
When McDonald is in the tunnels and is called to pick up the phone, he picks up a red phone. It is a standard Bell TouchTone desk phone. To make the phone look more futuristic, there was no cord and it was disguised as a cordless phone. The port that the cord would plug into is covered by a piece of colored tape. This also can be seen in the operations center of Ape Control when the worker picks up the phone. See more...
Movie Mistakes blog
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Announcer: Ape Management... is in the hands of the apes.
Woman: [Talking about cigarettes] Funny, now that I know these things won't kill me, I don't enjoy them.