Victor Maddern got a headache from the extensive makeup he had to wear as the deformed hunchback Carl.
The model village set for Carlstadt, at about 10 minutes into the film, uses the same set (with the Globe Theatre) as used in Enrico V (1944).
Shooting began October 21,1957, shortly before Hammer started filming Dracula il vampiro (1958) in November. Both features were scripted by Jimmy Sangster.
Magnetic Video's edition is the first horror film released in the VHS format.
According to a contemporary newspaper advertisement, the Moonlite Drive-In in Smithtown, Pennsylvania, on Wednesday, 3 August 1960 ran a dusk-to-dawn triple feature with Il sangue del vampiro (1958) as the first movie, La vendetta di Frankenstein (1958) second, and La valle dei disperati (1956) third. As a promotion, attendees whose tickets ended in 13 or 31 were treated to 'Dracula's Buffet Luncheon,' which consisted of 'Dracula's Cocktail, Deviled Zombie Skulls, Crispy Skull Chips, Devil Fruit, Voodoo Spirits' and a 'Werewolf Tall Sandwich'.