Disloyalty, secrecy and spying fascinated Greene both in his work and in his private life. Tonight's film charts the hidden years of his life when his marriage broke down and he became involved in a series of intense and turbulent affairs. It begins in 1940 when Kim Philby recruited him as a spy. There is some rare archive footage of Greene in the Belgian Congo, an interview with Kim Philby , and contributions from his widow Vivien, Jocelyn Rickards , Auberon Waugh and John Ie Carre.