Obsada:

• James Woods Dr. Wilhelm von Huber
• Annabeth Gish Dr. Donni McGuinness
• Alex D. Linz Wilhelm 'Billy' von Huber
• Wesley Mann Rudolph
• Patrick Richwood Dieter
• William Devane Roger Thornhill
• Mark Moses Alan Shepard
• William Atherton Ralph Stanton
• Michael Tylo Guidance Technician
• Scott Thompson Baker Telemetry Technician
• Michael Jeffrey Woods Dexterity Technician
• T.J. Beacom Ed the Bully
• James Benson Gertz
• Jack McGee Fielding
• Marc Kittay Rat Patrol #1
• Denae Adams Stephanie
• Pam Baumann Teacher Mrs. Gallagher
• Tim Goodwin Principal Turner
• John O'Hurley PR Official Barnett
• Jim Wise Air Policeman
• Barry Corbin Earl Vestal
• Brendan O'Brien Centrifuge Technician
• Barry James Guard #1
• John H. Johnson Class Technician
• Jason Savage NASA Guard in School
• Richard Steven Horvitz Keith
• John Nielsen Science Reporter
• Tom Dugan Reporter #2
• Patrick Ecclesine Vet Technician
• Kristian Truelsen Baldy
• Christopher Doyle Chopper Pilot
• Joanie Fagan Mother on Beach
• Holland Hayes Deporter
• Ben Rawnsley News Anchor
• Tom Stearns OSI Agent
• Kim Morgan Greene Thornhill Assistant
• Dawn Ferry Sergeant
• Austin Schwarz Little Kid
• Robin McWilliams Mrs. von Huber
• Tony Jay Narrator
• Michael Bell Chimp Sounds
• Craig Borden NASA Official
• Kevin McGuire News Reporter
• Michael S. Nunez News Reporter