Before this film was released, employees of AIP were asked to submit titles for it as part of a contest.
Released on the same day as Live and Let Die (1973). Voodoo plays a significant part in both movie's plots. Arnold Williams plays a supporting part in both movies, and Bob Minor did stunts in both.
One of the props from this film (a crucifix) appeared in the Louis Theroux documentary Louis and the Nazis (2003). It is currently owned by John Malpezzi.
In the 1980 book "The Golden Turkey Awards" by Harry and Michael Medved, this film won the award for Worst Blaxploitation Movie of All Time.
Several scenes in this film are backed by a creepy musical tonality similar or almost identical to the one that was used in the film The Exorcist (1973).