Dr. Heywood Floyd
Roy Scheider
Dr. Walter Curnow
John Lithgow
Betty Fernandez
Mary Jo Deschanel
Maxim Brailovsky
Elya Baskin
Dimitri Moisevitch
Dana Elcar
Dr. Vasili Orlov
Oleg Rudnik
Irina Yakunina
Natasha Shneider
Yuri Svetlanov
Vladimir Skomarovsky
Nikolaj Ternovsky
Victor Steinbach
SAL 9000 (voice)
Candice Bergen
Commercial Announcer
Gene McGarr
Jessie Bowman
Herta Ware
Tanya Kirbuk
Helen Mirren
Alexander Kovalev
Jan Tříska
Anchorman on TV
Larry Carroll
Nurse
Cheryl Carter
Hospital Neurosurgeon
Ron Recasner
Dr. Hirsch
Robert Lesser
Delana Michaels
Man on Park Bench (uncredited)
Arthur C. Clarke
Dr. R. Chandra
Bob Balaban
Dr. David Bowman
Keir Dullea
HAL 9000 (voice)
Douglas Rain
Caroline Floyd
Madolyn Smith Osborne
Dr. Vladimir Rudenko
Savely Kramarov
Christopher Floyd
Taliesin Jaffe
Victor Milson
James McEachin
Stunts
Mic Rodgers
Supervising Sound Editor
Richard L. Anderson
Jim Burk
John C. Meier
Novel
Director
Peter Hyams
Producer
Director of Photography
Screenplay
Still Photographer
Bruce McBroom
Freddie Hice
Assistant Camera
Don E. FauntLeRoy
Gary Morgan
Makeup Supervisor
Michael Westmore
Production Design
Albert Brenner
Original Music Composer
David Shire
Set Decoration
Rick Simpson
Costume Design
Patricia Norris
Costume Supervisor
Bruce Walkup
Nancy McArdle
Editor
James Mitchell
Mia Goldman
Casting
Penny Perry
Set Designer
Greg Papalia
Transportation Coordinator
Randy Peters
Sound Re-Recording Mixer
Carlos Delarios
Aaron Rochin
Stunt Coordinator
M. James Arnett
Music Editor
William Saracino
Location Manager
Mario Iscovich
Ray O'Reilly
Gregory Pickrell
Michael J. Kohut
Sound Designer
Dale Strumpell
Visual Effects Supervisor
Gregory L. McMurry
Camera Operator
Ralph Gerling
Conceptual Design
Paul Huston
Robin Haskins
William Ladd Skinner
Second Assistant Director
Alan B. Curtiss
David B. Brenner
Special Effects Assistant
Andy Evans
Kandy Stern
Sound Editor
Michael J. Benavente
Robert Harman
Warren Hamilton Jr.
Dan Sharp
Special Effects
William Guest
Visual Effects
Juniko Moody
David E. Stone
James M. Halty
Second Assistant Camera
D. Michael Wheeler
David Blitstein
Production Sound Mixer
Gene S. Cantamessa
Doug Hubbard
Donald Flick
Sound Effects Editor
Tim Mangini
ADR Editor
Vince Melandri
Special Effects Supervisor
Henry Millar Jr.
Title Designer
Burke Mattsson
James Christopher
Property Master
Marty Wunderlich
Chief Lighting Technician
John Baron
First Assistant Director
William S. Beasley
Hairstylist
Vivian McAteer
Script Supervisor
Marshall Schlom