While planet Earth poises on the brink of nuclear self-destruction, a team of Russian and American scientists aboard the Leonov hurtles to a rendezvous with the still-orbiting Discovery spacecraft and its sole known survivor, the homicidal computer HAL.

• Metro-Goldwyn-Mayer
• Roy Scheider
• John Lithgow
• Helen Mirren
• Bob Balaban
• Keir Dullea
• Douglas Rain
• Madolyn Smith Osborne
• Savely Kramarov