The flying saucer built by Paul Blaisdell was also used in the opening scene of The Outer Limits: Controlled Experiment (1964).
The recurring alien character Morbo in Futurama (1999) was modelled on the aliens in the film.
American-International Pictures released this on a double bill with I Was a Teenage Werewolf (1957) with the tag line "We DARE You To See The Most Amazing Pictures of Our Time!"
The Eye Creatures (1965) uses the exact same plot and much of the same dialog from this film.
The pistol used by Artie Burns is a Walther P38.