Lock Up Your Daughters is a 1959 horror film starring Bela Lugosi.
Due to the lack of information on its production and release, it is uncertain whether it is a lost film or if it ever existed.
A 1959 review of the film that appeared in the British trade journal Kinematography Weekly claimed that Lugosi played a "vampiric doctor who experiments on young women in order to bring back to life his lovely wife."
The review states the film incorporates clips from films made earlier in Lugosi’s career, with footage featuring the Bowery Boys and "some of the great favourites of yesteryear.
Fancey, using footage from 1940s horror films from Monogram Pictures starring Lugosi; and reportedly ran 50 minutes.