An alien is dispatched from a faraway galaxy to take over the Earth by "duplicating" humans and creating a race of zombies.
George Nader
Barbara Nichols
George Macready
Dolores Faith
Hugh Beaumont
Richard Arlen
Richard Kiel
John Indrisano
Ted Durant
Tommy Leonetti
Walter Maslow
Larry Barton
Lori Lyons
Benito Prezia
Margaret Teele
Alean 'Bambi' Hamilton
Walter Abel
Lon Satton
Mel Ruick
Kim Satana
John Dasten
Richard Schuyler
William White
Lon Satton
Andrew Johnson