A mysterious tomb is unearthed in the catacombs under Rome, the contents of which contain evidence of an ageless evil that may once have preyed on man.

After a doctor kills his mistress and himself while researching the mysterious previous owner of his Boston home, his colleague, Dr. Norman Boyle, takes over his studies and moves his…

Townspeople of a small English village begin to die in a series of horrible accidents, and a Scotland Yard inspector arrives to investigate a mysterious local medium who records conversations…