Elenco - Mensagem do Planeta Desconhecido
Michel Ray
Bud Brewster
Adam Williams
Dave Brewster
Peggy Webber
Ann Brewster
John Washbrook
Tim
Jackie Coogan
Hank Johnson
Richard Shannon
Col. Manley
Raymond Bailey
Dr. Wahrman
Sandy Descher
Eadie Johnson
Larry Pennell
Maj. Thomas
Peter Baldwin
Mr. James
Ty Hungerford
Sentry
Russell Johnson
Joe GambleDavid Bair
Saul Wahrman
Johnny Crawford
Ken Brewster
John Benson
SentryHelen Jay
MotherBurt Metcalfe
Guard