Bob Peck

Detective Sergeant Cooper

Miranda Richardson

Dr. Sarah Blakeney

Douglas Hodge

Jack Blakeney

Trudie Styler

Joanna Lascelles

Beth Winslet

Ruth Lascelles

Siân Phillips

Mathilda Gillespie

Virginia McKenna

Violet Orloff

Paul Brooke

Duncan Orloff

Miles Anderson

Detective Inspector Harmer

Hugh Bonneville

Tim Duggan

Finbar Lynch

Dave Hughes

Alan MacNaughtan

James Gillespie

Alan Williams

Bob Spede

Christine Moore

Jenny Spede

Clare Clifford

Headmistress

John Pirkis

Sir William Cavendish (as John Duval)