stars  The main character Will is desperately looking for a cure for Alzheimer's disease. Charlton Heston, who was the main character in the original Planet of the Apes (1968), tragically passed away in 2008 after a long battle with Alzheimer's disease.

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stars  This is Charlton Heston's 5th 'appearence' in the Planet of the Apes franchise. 1) He starred in the original; 2) co-starred in Beneath the Planet of the Apes (1970); 3) was seen in archive footage (kissing Zira in a sepia yellow flashback) in Escape from the Planet of the Apes (1971); 4) had a cameo as Zaius in Tim Burton's Planet of the Apes (2001) remake; and 5) can be seen on the TV set in the Ape bunkhouse in the role of Michelangelo from The Agony and the Ecstasy (1965) in this movie.

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stars  Rick Jaffa and Amanda Silver admitted that they had the help of their kids to write the screenplay, especially their son Joe for the submissive gesture.

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stars  One of the most well known apes who uses sign language is the bonobo Kanzi. He was taught through a Lexigram board, which can be briefly seen in the ape sanctuary and at the room in Gen-Sys where lab assistants are giving the bonobo Koba (Christopher Gordon) an eye test.

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stars  Andy Serkis based Caesar's behavior on a chimpanzee named Oliver, for the balance of behaving like a civilized chimp. His red shirt and black pants, his appearance and ability to sign well is based on another chimpanzee in science, Nim Chimpsky.

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