Overview

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.

Details

Cast

Roddy McDowall

Kim Hunter

Bradford Dillman

Natalie Trundy

Eric Braeden

William Windom

Sal Mineo

Albert Salmi

Jason Evers

John Randolph