Wilhelm 'Billy' von Huber
Alex D. Linz
Ralph Stanton
William Atherton
Alan Shepard
Mark Moses
Guidance Technician
Michael Tylo
Dexterity Technician
Michael Jeffrey Woods
Dieter
Patrick Richwood
Telemetry Technician
Scott Thompson Baker
Rudolph
Wesley Mann
Roger Thornhill
William Devane
Mother on Beach
Joanie Fagan
Dr. Wilhelm von Huber
James Woods
Dr. Donni McGuinness
Annabeth Gish
Ed the Bully
T.J. Beacom
Little Kid
Austin Schwarz
Narrator (voice)
Tony Jay
Fielding
Jack McGee
Gertz
James Benson
Gerta
Janis Benson
Director
Sean McNamara
Writer
Eric Gardner
Steven H. Wilson