크레딧 출연 Harry Townes Jim Benedict John Agar Col. Matthews Whitney Blake June Cecil Kellaway Dr. A.A. Andrews Charles Aidman Dave Gail Kobe Kim Edward Platt Dr. Easton (as Edward C. Platt) William Traylor Space Ship Crew John Clarke Space Ship Crew Joel Lawrence Space Ship Crew Jon Lormer Prof. Logan Robert Cornthwaite Sen. Royce Sam Edwards Technician (uncredited) Frank Gerstle Member of Senate Investigating Committee (uncredited) Biff McGuire Technician (uncredited) Ed Prentiss Mr. Duffy (uncredited) Bert Remsen Technician (uncredited) 스텝 Joseph Pevney Directing Alford Van Ronkel Writing Alford Van Ronkel Production Van Cleave Sound Loyal Griggs Crew Jerry Webb Editing Albert Nozaki Art Hal Pereira Art Sam Comer Art Ray Moyer Art Wally Westmore Costume & Make-Up Richard Caffey Directing Lyle Figland Sound Winston H. Leverett Sound James A. Schulke Production