Lisa Davis

A cousin stays overnight at a couple's place as both of her parents are missing. The husband suspects that she is a vampire as he keeps seeing corpses and her biting into them in his nightmares. Suddenly he becomes a vampire and hell breaks loose and must find a way to put an end to this.

When Henry Jekyll's experiments with cocaine have gotten out of control, he transforms into the hideous Jack Hyde. As Hyde he searches the London streets at night for his prey in whorehouses and opium dens. The police can't catch him, he has nothing to lose but his mind...