SCREAM AND SCREAM AGAIN 1970 Serial Killer Leaves Victims Drained of Blood FULL MOVIE HD & W/S

SCREAM AND SCREAM AGAIN 1970 - A London serial killer named the Vampire Killer drains the blood of his victims. When the killer flees from the police, he runs to a scientist's laboratory & jumps into a tank of acid to destroy himself. This places the investigation onto the strange scientist & his bizarre experiments.