Although the series was cancelled after 15 weeks because of low ratings and was considered a bomb in the US, it was a huge success in the UK.
While the movie originally set primarily in what used to be New York City, the television show is set in a futuristic California after a nuclear war.
The 24-foot plywood spaceship from the first movie appears for the last time, in the pilot episode.
Though uncredited, Rod Serling wrote the original treatment and two proposed scripts for this series, essentially creating the basic format followed by the program, two astronauts and one chimpanzee pursued by the Apes civilization.
This was Roddy McDowall's first starring role in a television series. He later played the regular character Dr. Jonathan Willoway in "The Fantastic Journey" (1977), another short-lived science fiction series.