Overview
An occult criminologist investigates a businessman who dabbles in the black arts while trying to survive against a powerful demon and an evil cult.
Cast
- Robert Culp as William Sebastian
- Gig Young as Dr. Ham Hamilton
- John Hurt as Mitri Cyon
- Gordon Jackson as Inspector Cabell
- Ann Bell as Anitra Cyon
- James Villiers as Sir Geoffrey Cyon
- Majel Barrett as Lilith
- Jenny Runacre as Sydna
- Angela Grant as Butler
- Penny Irving as First Maid