Roy Boulting Director, Screenwriter Hayley Mills Susan Harper Actor Hywel Bennett Martin Durnley Actor Billie Whitelaw Joan Harper Actor Phyllis Calvert Enid Durnley Actor Frank Finlay Henry Durnley Actor Barry Foster Gerry Henderson Actor Salmaan Peerzada Shashie Kadir Actor Christian Roberts Philip Harvey Actor Gretchen Franklin Clarkie Actor Thorley Walters Sir John Forrester Actor Leo Marks Screenwriter John Boulting Executive Producer George W. George Producer Frank Granat Producer Bernard Herrmann Original Music Harry Waxman Cinematographer Martin Charles Film Editing Thelma Graves Casting