Every man in love is a potential traitor.
The Human Factor
When a leak of information in the African section of British Intelligence is discovered, a security man is brought in to investigate.
Top Billed Cast
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
Keith Marsh
Porter
Gary Forbes
Sam
Angela Thorne
Lady Mary Hargreaves
Tony Haygarth
Buffy
Cyd Hayman
Cynthia
Paul Seed
Shop Assistant
Ken Jones
Messenger
