"A film called 'The Flying Saucer' flew into the Rialto yesterday and, except for some nice Alaskan scenery, it can go right on flying, for all we care.", in (EN) Bosley Crowther, The Screen, su The New York Times, 5 gennaio 1950. URL consultato il 12 luglio 2019.
"We gratefully acknowledge the cooperation of those in authority who made the release of the 'Flying Saucer' film possible at this time.", in (EN) Notes: The Flying Saucer, su Turner Classics Movies.