크레딧 출연 Lloyd Bridges Colonel Floyd Graham Osa Massen Dr. Lisa Van Horn John Emery Dr. Karl Eckstrom Noah Beery Jr. Major William Corrigan Hugh O'Brian Harry Chamberlain Morris Ankrum Dr. Ralph Fleming Patrick Aherne Reporter #1 Sherry Moreland Martian girl John Dutra Physician Kathy Marlowe Reporter Tom Coleman Reporter (uncredited) James Conaty Doctor Taking Lisa's Blood Pressure (uncredited) Sam Harris Reporter at Press Briefing (uncredited) Judd Holdren Reporter #3 (uncredited) Stuart Holmes Reporter (uncredited) Barry Norton Reporter (uncredited) Cosmo Sardo Reporter (uncredited) Bert Stevens Reporter (uncredited) 스텝 Frank Heath Crew Kurt Neumann Directing Betty Sinclair Production Don Stewart Crew Ferde Grofé Sr. Sound Tom Lambert Sound Murray Lerner Production Lou Asher Crew Clarence Steensen Art Orville H. Hampton Writing Mike Matney Production Don L. Cash Costume & Make-Up Karl Struss Camera Theobold Holsopple Art Kurt Neumann Writing Harry Gerstad Editing Kurt Neumann Production Frank Heath Directing