2001: A Space Odyssey Cast
The cast of 2001: A Space Odyssey.
Keir Dullea
as Dr. David Bowman

Keir Dullea portrays Dr. David Bowman, the principal astronaut and mission commander aboard the Discovery One spacecraft.

Gary Lockwood
as Dr. Frank Poole

Gary Lockwood plays Dr. Frank Poole, the second astronaut aboard the Discovery One, serving alongside Dr. Bowman.

William Sylvester
as Dr. Heywood Floyd

William Sylvester takes on the role of Dr. Heywood Floyd, the National Council of Astronautics chairman involved in early lunar explorations.

Douglas Rain
as HAL 9000 (voice)

Douglas Rain provides the calm yet eerie voice of HAL 9000, the Discovery One's artificial intelligence computer.

Daniel Richter
as Moonwatcher

Daniel Richter embodies Moonwatcher, the prehistoric ape-man character who experiences a crucial evolutionary leap.

Leonard Rossiter
as Dr. Andrei Smyslov

Leonard Rossiter plays Dr. Andrei Smyslov, a Russian scientist who discusses space travel concerns with Dr. Floyd.

Margaret Tyzack
as Elena

Margaret Tyzack appears as Elena, a colleague of Dr. Floyd who greets him at the space station.

Robert Beatty
as Dr. Ralph Halvorsen

Robert Beatty plays Dr. Ralph Halvorsen, an American scientist in charge of the Clavius base on the moon.

Sean Sullivan
as Dr. Roy Michaels

Sean Sullivan portrays Dr. Roy Michaels, another scientist part of the Discovery One's mission briefings.

Frank Miller
as Mission Controller

Frank Miller takes the role of the Mission Controller, who coordinates the Discovery One’s mission from Earth.

Ed Bishop
as Aries-1B Lunar Shuttle Captain

Ed Bishop is the Aries-1B Lunar Shuttle Captain, piloting Dr. Floyd to the lunar base.

Edwina Carroll
as Aries-1B Stewardess

Edwina Carroll plays the Aries-1B Stewardess, attending to passengers aboard the lunar shuttle.

Heather Downham
as Stewardess
Penny Brahms
as Stewardess
Maggie London
as Stewardess
Chela Matthison
as Stewardess
Judy Kiern
as Voiceprint Identification Girl
Alan Gifford
as Poole's Father
Ann Gillis
as Poole's Mother
Vivian Kubrick
as Floyd's daughter (uncredited)
Kenneth Kendall
as BBC-12 Announcer
Kevin Scott
as Miller
Martin Amor
as Interviewer Martin Amor
Bill Weston
as Astronaut
Glenn Beck
as Astronaut
Mike Lovell
as Astronaut
John Ashley
as Ape
Jimmy Bell
as Ape
David Charkham
as Ape
Simon Davis
as Ape
Jonathan Daw
as Ape
Péter Delmár
as Ape
Terry Duggan
as Ape Attacked by Leopard
David Fleetwood
as Ape
Danny Grover
as Ape
Brian Hawley
as Ape
David Hines
as Ape
Tony Jackson
as Ape
John Jordan
as Ape
Scott MacKee
as Ape
Laurence Marchant
as Ape
Darryl Paes
as Ape
Joe Refalo
as Ape
Andy Wallace
as Ape
Bob Wilyman
as Ape
Richard Woods
as Ape Killed by Moon-Watcher
S. Newton Anderson
as Young Man (uncredited)
Sheraton Blount
as (uncredited)
Ann Bormann
as (uncredited)
Julie Croft
as (uncredited)
Penny Francis
as (uncredited)
Marcella Markham
as (uncredited)
Irena Marr
as Russian Scientist (uncredited)
Krystyna Marr
as Russian Scientist (uncredited)
Kim Neil
as (uncredited)
Jane Pearl
as (uncredited)
Penny Pearl
as (uncredited)
Burnell Tucker
as TMA-1 Site Photographer (uncredited)
John Swindells
as TMA-1 Site Technician #1 (uncredited)
John Clifford
as TMA-1 Site Technician #2 (uncredited)
Stanley Kubrick
as (voice) (uncredited)
Anthony Jackson
as Ape
Frank W. Miller
as Mission Controller
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