A physician discovers that two children are being kept virtually imprisoned in their house by their father. He investigates, and discovers a web of sex, incest and satanic possession.
Robert Hardy | Zorn |
Shane Briant | Emil |
Gillian Hills | Elizabeth |
Yvonne Mitchell | Hilda |
Paul Jones | Carl Richter |
Patrick Magee | Falkenberg |
Kenneth J. Warren | Klaus |
Michael Hordern | Priest |
Robert Brown | Fischinger |
Virginia Wetherell | Inge |
Deirdre Costello | Magda |
Barry Stanton | Ernst |