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