The world is shocked by the appearance of three talking chimpanzees, who arrived mysteriously in a spacecraft. Intrigued by their intelligence, humans use them for research - until the apes attempt to escape.
Director: Don Taylor
Genre: Action, Science Fiction
Cast: Alan Baxter, Albert Salmi, Army Archerd, Arthur Tovey, Bill Bonds, Bob Harks, Bradford Dillman, Donald Elson, Elizabeth Harrower, Eric Braeden, Gene Whittington, George Golden