- Collinwood in 1840, a house beseiged by an enemy from within. For Gerard Stiles, possessed by the warlock Judah Zachary, is now the master of the Great House. Secretly he carries out the warlock's revenge on the Collins family. Quentin and Desmond are both in jail charged with witchcraft. There seems no one to come to their aid, for Barnabas has disappeared. This night, while one woman searches alone in Quentin's laboratory for evidence that will free him, she receives aid from an unexpected source.
Professor Stokes comes down the stairs; Julia explains all that has happened to him. Julia plans to introduce him as a friend. Julia has a dream in which Roxanne says Barnabas is dying and tries to show her where he is, however Valerie disturbs her sleep. Valerie and Julia search for Barnabas.