James Franciscus
Brent
Acting
Kim Hunter
Zira
Acting
Maurice Evans
Dr. Zaius
Acting
Charlton Heston
Taylor
Acting
Linda Harrison
Nova
Acting
Paul Richards
Mendez
Acting
Victor Buono
Fat Man
Acting
James Gregory
Ursus
Acting
David Watson
Cornelius
Acting
Jeff Corey
Caspay
Acting
Natalie Trundy
Albina
Acting
Thomas Gomez
Minister
Acting
Don Pedro Colley
Negro
Acting
Tod Andrews
Skipper
Acting
Eldon Burke
Gorilla Sgt.
Acting
Gregory Sierra
Verger
Acting
Lou Wagner
Luicius
Acting
Army Archerd
Gorilla (uncredited)
Acting
Edward Bach
Picket (uncredited)
Acting
James Bacon
Ape (uncredited)
Acting
Stan Barrett
Gorilla (uncredited)
Acting
Angelina Bauer
Chimp Protestor (uncredited)
Acting
Erlynn Mary Botelho
Ape (uncredited)
Acting
Maxine Botelho
Chimp Protester (uncredited)
Acting
Dick Bullock
Gorilla (uncredited)
Acting
Bruce Fleischer
Gorilla (uncredited)
Acting
Paul Frees
Ending Voiceover (uncredited) (voice)
Acting
Hank Robinson
Bomb Worshipper (uncredited)
Acting