Acteurs et actrices

Bill Pullman = Président Thomas J. Whitmore

Mary McDonnell = Marilyn Whitmore (femme de Thomas J. Whitmore)

Randy Quaid = Russell Casse

Margaret Colin = Constance Spano

Jeff Goldblum = David Levinson

Judd Hirsch = Julius Levinson

Vivica A. Fox = Jasmine Dubrow

James Rebhorn = Albert Nimziki

Will Smith = Captaine Steven Hiller

Harry Connick Jr. = Capitaine Jimmy Wilder

Adam Baldwin = Major Mitchell

Brent Spiner = Dr. Brackish Okun

James Duval = Miguel

Lisa Jakub = Alicia

Giuseppe Andrews = Troy

Ross Bagley = Dylan

Kiersten Warren = Tiffany

Frank Novak = Teddy

Devon Gummersall = Philip