Richard Widmark

John Verney

Christopher Lee

Father Michael

Nastassja Kinski

Catherine

Honor Blackman

Anna

Denholm Elliott

Henry Beddows

Michael Goodliffe

George de Grass

Eva Maria Meineke

Eveline de Grass

Anthony Valentine

David

Derek Francis

Bishop

Constantine Gregory

Kollde (as Constantine De Goguel)

Irene Prador

German Matron

Brian Wilde

Black Room Attendant

Petra Peters

Sister Helle

Howard Goorney

Critic (Roger)

Frances de la Tour

Salvation Army Major

Lindy Benson

2nd Girl