Obsazení
Bert Remsen
Technician (uncredited)
William Traylor
Space Ship Crew
Harry Townes
Jim Benedict
John Agar
Col. Matthews
Cecil Kellaway
Dr. A.A. Andrews
Sam Edwards
Technician (uncredited)
Frank Gerstle
Member of Senate Investigating Committee (uncredited)
Whitney Blake
June
Jon Lormer
Prof. Logan
Robert Cornthwaite
Sen. Royce
Charles Aidman
Dave
Gail Kobe
Kim
Edward Platt
Dr. Easton
Biff McGuire
Technician (uncredited)