Author & amateur astronomer John Putnam and schoolteacher Ellen Fields witness an enormous meteorite come down near a small town in Arizona, but 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)
George Selk
as Tom, a hobo (uncredited)
Bradford Jackson
as Bob, Snell's assistant (uncredited)