Test space rockets exploding at liftoff and increased reporting of UFO sightings culminate in a direct attempt by alien survivors of a dead, extra-galactic civilization to invade Earth from impervious flying saucers, using ray-weapons of mass destruction.
Genres:
Hugh Marlowe as Dr. Russell A. Marvin
Joan Taylor as Carol Marvin
Donald Curtis as Maj. Huglin
Morris Ankrum as Brig. Gen. John Hanley
Thomas Browne Henry as Vice Adm. Enright
Grandon Rhodes as Gen. Edmunds
John Zaremba as Prof. Kanter
Paul Frees as Alien (voice)
Frank Wilcox as Alfred Cassidy
Sydney Mason as Frank the garage man
Larry J. Blake as Motorcycle cop
Bert Stevens as Air Intelligence Command Officer
Forbes Murray as Military Officer at Experiment
Arthur Tovey as Officer/Civilian at Military Conference
Alan Wells as Major Kimberly
Nicky Blair as Military Officer at Experiment (uncredited)
Jimmy Cross as Military Messenger (uncredited)
Jack Deery as Military Officer (uncredited)
Charles Evans as Dr. Alberts (uncredited)
Raoul Freeman as Military Official (uncredited)
Paul Frees as Alien (voice) (uncredited)
James Gonzalez as Military Official (uncredited)
Duke Green as Minor Role (uncredited)
Ed Haskett as Military Official (uncredited)
Clark Howat as Sgt. Nash (uncredited)
Harry Lauter as Cutting - Generator Technician (uncredited)
Don Marlowe as Minor Role (uncredited)
William Meader as Worker in Control Tower (uncredited)
Sol Murgi as Plane Passenger (uncredited)
Forbes Murray as Military Officer at Experiment (uncredited)
William J. O'Brien as Radio Listener (archive footage) (uncredited)
Murray Pollack as Plane Passenger (uncredited)
Mike Ragan as Tank Commander (uncredited)
Alan Reynolds as Maj. Kimberly (uncredited)
Dale Van Sickel as Man Crushed Beneath Wall (uncredited)
Guy Way as Civilian Observing Saucer Attack (uncredited)
Bob Whitney as Plane Passenger (uncredited)
Frank Wilcox as Alfred Cassidy (uncredited)
Beal Wong as Chinese Radio Listener (uncredited)
William Woodson as Narrator (voice) (uncredited)
Made by edimario