Twisted Nerve (1968)

Hayley Mills

Susan Harper

Hywel Bennett

Martin (Georgie) Durnley

Billie Whitelaw

Joan Harper

Frank Finlay

Henry Durnley

Barry Foster

Gerry Henderson

Phyllis Calvert

Enid Durnley

Salmaan Peerzada

Shashie Kadir

Christian Roberts

Philip Harvey

Gretchen Franklin

Clarkie

Timothy West

Superintendant Dakin

Thorley Walters

Sir John Forrester

Russell Napier

Professor Fuller

Timothy Bateson

Mr. Groom

Basil Dignam

Doctor

Marianne Stone

Store Detective

Richard Davies

'Taffy' Evans