A serial killer, who drains his victims for blood is on the loose in London, the Police follow him to a house owned by an eccentric scientist. ...

Scotland Yard must discover why people are being murdered by a monstrous dog at Blackwood Castle. ...

Aristocrat Julian Markham keeps his disfigured brother, Sir Edward, locked in a tower of his house. Occasionaly Sir Edward escapes and causes havoc around the town. ...