演职人员
Colonel Floyd Graham
劳埃德·布里奇斯
Dr. Lisa Van Horn
Osa Massen
Dr. Karl Eckstrom
约翰·埃默里
Major William Corrigan
Noah Beery Jr.
Harry Chamberlain
休·奥布莱恩
Dr. Ralph Fleming
Morris Ankrum
Reporter #1
Patrick Aherne
Martian girl
Sherry Moreland
Physician
John Dutra
Reporter
Kathy Marlowe
Reporter (uncredited)
Tom Coleman
Doctor Taking Lisa's Blood Pressure (uncredited)
James Conaty
Reporter at Press Briefing (uncredited)
Sam Harris
Reporter #3 (uncredited)
Judd Holdren
Reporter (uncredited)
Stuart Holmes
Reporter (uncredited)
Barry Norton
Reporter (uncredited)
Cosmo Sardo
Reporter (uncredited)
Bert Stevens