Author and amateur astronomer John Putnam and schoolteacher Ellen Fields witness an enormous meteorite come down near a small town in Arizona. Putnam becomes a local object of scorn when, after examining the object up close, he announces that it is a spacecraft, and that it is inhabited...

Richard Carlson
as John Putnam

Barbara Rush
as Ellen Fields

Charles Drake
as Sheriff Matt Warren

Joe Sawyer
as Frank Daylon

Russell Johnson
as George

Kathleen Hughes
as Jane Dean

Dave Willock
as Pete Davis (uncredited)

Alan Dexter
as Dave Loring (uncredited)

George Eldredge
as Dr. Snell (uncredited)

Edgar Dearing
as Sam, a hobo (uncredited)
John Chard
Because you don't understand it, you want to kill it. An alien ship crashes into the desert, at first it's thought to only be a meteorite, but small time scientist Richard Carlson gets to view the stricken ship before it is totally buried beneath the collapsing crater it created upon its crash l...