Planet of the Apes was a short-lived American science fiction television series that aired on Friday evenings at 8:00PM Eastern/7:00PM Central on CBS in 1974. The series starred Roddy McDowall, Ron Harper, and James Naughton, Mark Lenard and Booth Colman. It was based on the 1968 Planet of the Apes film and its sequels in which McDowall also starred.