Dr. Dave Bowman

Keir Dullea

Dr. Frank Poole

Gary Lockwood

Dr. Heywood R. Floyd

William Sylvester

Moonwatcher

Daniel Richter

HAL 9000 (voice)

Douglas Rain

Dr. Andrei Smyslov

Leonard Rossiter

Dr. Ralph Halvorsen

Robert Beatty

Elena

Margaret Tyzack

Dr. Roy Michaels

Sean Sullivan

Richard Wood

Ape

Brian Hawley

Mission Controller

Frank Miller

Ape

Bob Wilyman

Aries-1B Lunar Shuttle Captain

Ed Bishop

Ape

Danny Grover

Aries-1B Stewardess

Edwina Carroll

Ape

Andy Wallace

Stewardess

Heather Downham

Ape

David Fleetwood

Stewardess

Penny Brahms

Ape

Joe Refalo

Stewardess

Maggie d'Abo

Ape Attacked by Leopard

Terry Duggan

Stewardess

Chela Matthison

Ape

Darryl Paes

Voiceprint Identification Girl

Judy Kiern

Ape

Peter Delmar

Poole's Father

Alan Gifford

Ape

Laurence Marchant

Poole's Mother

Ann Gillis

Ape

Jonathan Daw

BBC-12 Announcer

Kenneth Kendall

Ape

Scott MacKee

Miller

Kevin Scott

Ape

Simon Davis

Interviewer Martin Amor

Martin Amor

Ape

John Jordan

Astronaut

Bill Weston

Ape

David Charkham

Astronaut

Glenn Beck

Ape

Tony Jackson

Astronaut

Mike Lovell

Ape

Jimmy Bell

Astronaut

John Ashley

Ape

David Hines

Floyd's Daughter

Vivian Kubrick

Ape Killed by Moon-Watcher

Richard Woods

Ape

Anthony Jackson

Director

Stanley Kubrick