The Human Factor
Trailer
Cast
Nicol Williamson
Maurice Castle
Joop Doderer
Cornelius Muller
Robert Morley
Doctor Percival
Keith Marsh
Porter
Tony Haygarth
Buffy
Martin Benson
Boris
Sean Caffrey
Policeman
Clifford Earl
Ferguson
Leon Greene
Tall Man
Iman
Sarah
Tony Vogel
Matthew Connolly
Glenna Forster-Jones
Black Prostitute
Richard Attenborough
Colonel John Daintry
Derek Jacobi
Arthur Davis
Marianne Stone
Matron
Morris Perry
Scientist
Adrienne Corri
Sylvia
Denys Hawthorne
Insp. Butler
John Gielgud
Brigadier Tomlinson
Gary Forbes
Sam
Angela Thorne
Lady Mary Hargreaves
Richard Vernon
Sir John Hargreaves
Robert Dorning
Jameson
Boris Isarov
Agent
Ann Todd
Castle's Mother
Cyd Hayman
Cynthia
Ken Jones
Messenger
Frank Williams
Bellamy
Patrick O'Connell
Reader
Jill Goldston
NATO Lab Worker (uncredited)