Charlton Heston

George Taylor

Roddy McDowall

Cornelius

Kim Hunter

Zira

Maurice Evans

Dr. Zaius

James Whitmore

President of the Assembly

James Daly

Dr. Honorious

Linda Harrison

Nova

Robert Gunner

Landon

Lou Wagner

Lucius

Woodrow Parfrey

Dr. Maximus

Jeff Burton

Dodge

Buck Kartalian

Julius

Norman Burton

Hunt Leader

Wright King

Dr. Galen

Paul Lambert

Minister

Martin Abrahams

Human in Cage (uncredited)

Army Archerd

Gorilla (uncredited)

James Bacon

Ape (uncredited)

Erlynn Mary Botelho

Gorilla (uncredited)

Priscilla Boyd

Human #1 (uncredited)

Eldon Burke

Gorilla (uncredited)

David Chow

Chimpanzee (uncredited)

Billy Curtis

Child Ape (uncredited)

Frank Delfino

Child Ape (uncredited)

Buddy Douglas

Child Ape (uncredited)

Chuck Fisher

Gorilla (uncredited)

William Graeff Jr.

Gorilla (uncredited)

Lars Hensen

Gorilla (uncredited)

Irvin 'Zabo' Koszewski

Gorilla (uncredited)

Norma Jean Kron

Chimpanzee (uncredited)

Robert Lombardo

Gorilla Photographer (uncredited)

Jerry Maren

Child Ape (uncredited)

Cass Martin

Chimpanzee (uncredited)

Stephan Merjanian

Gorilla (uncredited)

Harry Monty

Child Ape (uncredited)

John Quijada

Gorilla (uncredited)

Smokey Roberds

Chimpanzee (uncredited)

Dave Rodgers

Gorilla (uncredited)

Jane Ross

Human (uncredited)

George Sasaki

Chimpanzee (uncredited)

Felix Silla

Child Gorilla (uncredited)

Emory Souza

Child Ape (uncredited)

Dianne Stanley

Astronaut Stewart (uncredited)

Joe Tornatore

Gorilla (uncredited)