The Human Factor

Nicol Williamson

Maurice Castle

Age 43 (died at 75)

Richard Attenborough

Colonel John Daintry

Age 56 (died at 90)

Derek Jacobi

Arthur Davis

Age 41 (now 87)

John Gielgud

Brigadier Tomlinson

Age 75 (died at 96)

Iman

Sarah

Age 24 (now 70)

Joop Doderer

Cornelius Muller

Age 58 (died at 84)

Robert Morley

Doctor Percival

Age 71 (died at 84)

Ann Todd

Castle's Mother

Age 70 (died at 84)

Anthony Woodruff

Dr Barker

Age 61 (died at 74)

Keith Marsh

Porter

Gary Forbes

Sam

Angela Thorne

Lady Mary Hargreaves

Age 40 (died at 84)

Tony Haygarth

Buffy

Age 34 (died at 72)

Cyd Hayman

Cynthia

Age 35 (now 82)

Paul Seed

Shop Assistant

Age 32 (died at 78)

Ken Jones

Messenger

Age 49 (died at 83)

Fiona Fullerton

Elizabeth

Age 23 (now 69)

Tony Vogel

Matthew Connolly

Age 37 (died at 73)

Martin Benson

Boris

Age 61 (died at 91)

Adrienne Corri

Sylvia

Age 49 (died at 85)

Edward Dentith

Edward

Age 62 (died at 81)

Marianne Stone

Matron

Age 57 (died at 87)

Giles Watling

Colin

Age 26 (now 73)

Frank Williams

Bellamy

Age 48 (died at 90)

Tom Chatto

Gen. Phillips

Age 59 (died at 61)

Sean Caffrey

Policeman

Clifford Earl

Ferguson

Age 46 (died at 81)

Sylvia Coleridge

Mrs Halliday

Age 70 (died at 76)

Denys Hawthorne

Insp. Butler

Age 47 (died at 77)

Glenna Forster-Jones

Black Prostitute

Morris Perry

Scientist

Age 54 (died at 96)

Richard Vernon

Sir John Hargreaves

Age 54 (died at 72)

Walter Hinds

Van Donck

Philip Chege

Black Man

Norbert Okare

Questioner

Vicky Udall

Castle's Secretary

Brian Epson

Judge

Leon Greene

Tall Man

Age 48 (now 95)

Robert Dorning

Jameson

Age 66 (died at 75)

Patrick O'Connell

Reader

Age 45 (died at 83)

Raewyn Blade

Secretary

Boris Isarov

Agent

Paul Curran

Halliday

Age 66 (died at 73)

Chantal Gray

Stripper

Jill Goldston

NATO Lab Worker (uncredited)

Age 36 (now 83)