overview : While on a mission, three astronauts in their spaceship get caught in a time vortex. They return to Earth in the year 3979 A.D. and discover that intelligent apes are now the highest form of life.

First Air Date : Sep 06, 1975

Last Air Date : Nov 29, 1975

Runtime : 30m

Episodes : 13

Seasons : 1

Genre : Sci-Fi & Fantasy,Animation,

Companies : DePatie-Freleng Enterprises, 20th Century Fox

Countries : US

Keywords : future, astronaut, primate, uncharted