The Human Factor

Every man in love is a potential traitor.

A low-ranking Secret Service agent is conned into supplying information to Eastern Bloc countries. Although he is not a suspect due to his unimportant position, when his office partner is hauled in as a suspect he realises he has got himself into very deep water.

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

Paul Curran

Halliday

Cyd Hayman

Cynthia

Paul Seed

Shop Assistant

Ken Jones

Messenger

Fiona Fullerton

Elizabeth