Story :In the early hours of the night, young David Maclean sees a flying saucer land and disappear into the sand dunes just beyond his house. Slowly, all of the adults, including his once loving parents, begin to act strangely.
Cast
Jimmy HuntDavid Maclean
Arthur FranzDr. Stuart Kelston
Helena CarterDr. Pat Blake, MD
Leif EricksonMr. George MacLean
Hillary BrookeMrs. Mary MacLean
Morris AnkrumCol. Fielding
Walter SandePolice Sgt. Mack Finlay
Bert FreedPolice Chief A.C. Barrows
Max WagnerArmy Sgt. Rinaldi
Charles GibbLt. Blair
Milburn StoneArmy Capt. Roth
Douglas KennedyOfficer Jackson
Charles CaneOfficer Blaine
Fay BakerMrs. Wilson
Janine PerreauKathy Wilson
John EldredgeMr. Turner
Barbara BillingsleyKelston's Secretary
Richard DeaconMP
Gil HermanMajor Clary
Luce PotterThe Martian Intelligence
Lock MartinMutant Carrying David to 'Intelligence'
Max PalmerSecond Mutant Guarding the "Intelligence"