- Ben Affleck Jack Ryan
- Morgan Freeman William Cabot
- James Cromwell Presidente Fowler
- Liev Schreiber John Clark
- Alan Bates Richard Dressler
- Philip Baker Hall Secr. Defensa Becker
- Ron Rifkin Secr. Estado Owens
- Bruce McGill Revell
- Ciarán Hinds Presidente Nemerov
- Bridget Moynahan Dra. Cathy Muller
- Michael Byrne Grushkov
- Colm Feore Olson
- John Beasley General Lasseter
- Ken Jenkins Almirante Pollack