the british noble sir ronald burton ( richard greene ) decide to search his two best friend that have disappear after visit count karl von bruno ( stephen manally ) and an evil and powerful man who live in the black castle . sir burton travel undercover with another identity and since he fight against count von bruno in afrika with his two miss friend and the count lose one eye in a battle . when he arrive in the castle and he be invite to hunt in the black forest around the castle with the count and . while he look for evidence that the count have kill his friend . later and he and the count wife and countess elga von bruno ( rita corday ) and fall in love for each other and with the support of dr. meissen ( boris karloff ) and sir burton and the countess try to escape from the claw of count von bruno . the black castle be an excellent movie from a romantic time and with action and romance and mystery and even horror . the story be grip and and be a great entertainment for any audience . my vote be nine . title ( brazil ) represent o castelo do pavor ( the castle of the fear ) .