Diretor/a
Peter Hyams
DIRETOR/A
Elenco (na ordem dos créditos)
Roy Scheider
Dr. Heywood Floyd
John Lithgow
Dr. Walter Curnow
Helen Mirren
Tanya Kirbuk
Bob Balaban
Dr. R. Chandra
Keir Dullea
Dave Bowman
Douglas Rain
HAL 9000(voice)
Madolyn Smith Osborne
Caroline Floyd
Dana Elcar
Dimitri Moisevitch
Taliesin Jaffe
Christopher Floyd
James McEachin
Victor Milson
Mary Jo Deschanel
Betty Fernandez
Elya Baskin
Maxim Brajlovsky
Saveliy Kramarov
Dr. Vladimir Rudenko
Oleg Rudnik
Dr. Vasili Orlov
Natasha Shneider
Irina Yakunina
Vladimir Skomarovsky
Yuri Svetlanov
Victor Steinbach
Mikolaj Ternovsky
Jan Tríska
Alexander Kovalev
Larry Carroll
Anchorman on TV
Herta Ware
Jessie Bowman
Cheryl Carter
Nurse
Ron Recasner
Hospital Neurosurgeon
Robert Lesser
Dr. Hirsch
Candice Bergen
SAL 9000(voice)
Delana Michaels
Commercial Announcer
Gene McGarr
Arthur C. Clarke
Man on Park Bench(uncredited)
Gary Lockwood
Dr. Frank Poole(uncredited)(archiveFootage)