Untitled Planet of the Apes sequel (Tim Burton)

Planet of the Apes 2 was a planned film in the Planet of the Apes series, based on Tim Burton's 2001 remake.

Plot
Unknown

Why It Was Cancelled

 * 1) Tim Burton chose not to return as director.
 * 2) Despite the first film being a success, Fox later declined to make a sequel.
 * 3) The first film got mixed reviews.

Result

 * A reboot film was released in 2011 film titled Rise of the Planet of the Apes, followed by two sequels: Dawn of the Planet of the Apes in 2014 and War for the Planet of the Apes in 2017.