In the Summer of 1952, RKO reissued this film as a double feature with King Kong (1933). RKO "cashed in", as young theatergoers, due to this film's title, were expecting to see a second "creature" film.
The black leopard Dynamite also appeared in Val Lewton's Cat People (1942).
There are several unidentified musical pieces used during the film. However, the unusual birthday song sung a capella to Consuela is called "Las Mananitas"; it also turns up in Subida al Cielo/Mexican Busride.
This film's earliest documented telecast took place in Los Angeles Sunday 9 June 1956 on KHJ (Channel 9); it first aired in Altoona Saturday 21 July 1956 on WFBG (Channel 10), in San Francisco Monday 27 August 1956 on KPIX (Channel 5), in Philadelphia Friday 7 September 1956 on WFIL (Channel 6), and in New York City Saturday 29 September 1956 on WOR (channel 9).
Breaking from their formula of having film historian Gregory Menk do commentary on the dvd releases of Lewtons films, Exorcist director William Friedkin does the commentary on the 2005 dvd release
Film debut of Jacqueline deWit in an uncredited role.