The Human Factor

Nicol Williamson

Maurice Castle

Richard Attenborough

Colonel John Daintry

Derek Jacobi

Arthur Davis

John Gielgud

Brigadier Tomlinson

Iman

Sarah

Joop Doderer

Cornelius Muller

Robert Morley

Doctor Percival

Ann Todd

Castle's Mother

Anthony Woodruff

Dr Barker

Keith Marsh

Porter

Gary Forbes

Sam

Angela Thorne

Lady Mary Hargreaves

Tony Haygarth

Buffy

Cyd Hayman

Cynthia

Paul Seed

Shop Assistant

Ken Jones

Messenger