Cast
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.
Roddy McDowall (Acting)
Kim Hunter (Acting)
Bradford Dillman (Acting)
Natalie Trundy (Acting)
Eric Braeden (Acting)
William Windom (Acting)
Sal Mineo (Acting)
Albert Salmi (Acting)
Jason Evers (Acting)
John Randolph (Acting)
Harry Lauter (Acting)
M. Emmet Walsh (Acting)
Roy Glenn (Acting)
Peter Forster (Acting)
Norman Burton (Acting)
William Woodson (Acting)
Tom Lowell (Acting)
Donald Elson (Acting)
James Bacon (Acting)
Ricardo Montalban (Acting)
John Alderman (Acting)
Alan Baxter (Acting)
Jack Berle (Acting)
Paul Bradley (Acting)
Sam Chew Jr. (Acting)
Walker Edmiston (Acting)
Bob Harks (Acting)
Linda Harrison (Acting)
Elizabeth Harrower (Acting)
Shep Houghton (Acting)
Robert Nichols (Acting)
Hank Robinson (Acting)
James B. Sikking (Acting)
Arthur Tovey (Acting)
William Tregoe (Acting)
William Beckley (Acting)
30 March 1999
27 May 2014
23 November 1988
23 May 1981
15 July 2004
28 September 2018
7 September 2012
29 May 2019
23 June 1976
11 June 2004
23 October 2019
25 July 2014
24 April 2008
23 October 1998
29 June 1972
27 January 2017
5 August 1999
8 March 2011
15 June 1973
4 April 1997
20 May 1971