An American occult novelist battles to save the soul of a young girl from a group of Satanists, led by an excommunicated priest, who plan on using her as the representative of the Devil on Earth.
John Verney
Richard Widmark
Father Michael
Christopher Lee
Catherine
Nastassja Kinski
Anna
Honor Blackman
Henry Beddows
Denholm Elliott
George de Grass
Michael Goodliffe
Eveline de Grass
Eva Maria Meineke
David
Anthony Valentine
Bishop
Derek Francis
Margaret
Izabella Telezynska
Kollde (as Constantine De Goguel)
Constantine Gregory
Isabel
Anna Bentinck
German Matron
Irene Prador
Black Room Attendant
Brian Wilde
Sister Helle
Petra Peters
Airport Porter
William Ridoutt
Critic (Roger)
Howard Goorney
Salvation Army Major
Frances de la Tour
1st Girl
Zoe Hendry
2nd Girl
Lindy Benson
3rd Girl
Jo Peters
4th Girl
Bobby Sparrow