Evil lurks in the gloomy house at Markham Manor where a deranged Sir Edward is the chained prisoner of his brother Julian. When Sir Edward escapes, he embarks on a monstrous killing spree, determined to seek revenge on all those whom he feels have double-crossed him.
Starring Vincent Price, Christopher Lee, Rupert Davies, Uta Levka, Sally Geeson, Alister Williamson, Peter Arne, Hilary Dwyer, Maxwell Shaw, Carl Rigg