A misguided scientist enables an alien from Venus named Zontar to come to earth in order to "help solve man's problems". However, as soon as Zontar arrives on Earth, it quickly becomes obvious that the three-eyed, bat-winged, skeletal black creature has a hidden agenda.
John Agar
as Dr. Curt Taylor
Susan Bjurman
as Martha Ritchie
Tony Huston
as Keith Ritchie
Pat Delaney
as Anne Taylor
Neil Fletcher
as General Matt Young
Warren Hammack
as John, Rocket Scientist at Zone 6
Colleen Carr
as Louise, Zone 6
Jeff Alexander
as Rocket Scientist at Zone 6
Bill Thurman
as Sheriff Brad Crenshaw
Andrew Traister
as Sgt. Magalar
Jonathan Ledford
as Zone 6 Gate Guard
George Edgley
as Mr. Ledford, Newspaper Editor
