Francine York

Dr. Lisa Wayne

James Brown

Col. Hank Stevens

Baynes Barron

Dr. John Andros

Russ Bender

Dr. Paul Martin

John Willis

TV Reporter

Bob Legionaire

Faith I Crewman

James Macklin

Gen. Mark Tilman

Phyllis Selznick

Earth Control Secretary

John Lomma

Earth Control

Leonard Katzman