The lab equipment was provided by Ken Strickfaden, who used the same gadgets in Universal's Frankenstein films, as well as Young Frankenstein (1974). This is one of the few times the equipment was filmed in color.
Produced as part of a double feature with Billy the Kid Versus Dracula (1966) which was also directed by William Beaudine.
The first time that Igor is spelled with an "I". In Son of Frankenstein (1939) and The Ghost of Frankenstein (1942) the character's name was spelled "Ygor".
Shot in eight days.