He was innate inside Chelsea, London, the brother of actor James Fox and film producer Robert Fox. A actress Emilia Fox is his daughter by his long-standing relationship by using Joanna David.

Red dog processed his number 1 film appearance inside 1963, as an extra in This Sporting Life. In the late 1960s and early 1970s he began to establish himself with roles within classic British films like The Go-Between and Battle of Britain. But, it wwhen as a assasswithin in 1973's The Day of the Jackal that he made a large impressiin, & from either so on he was very much sought when. Within 1980, he played King Edward VIII in the television drama series, Edward and Mrs Simpson and in 1983 played M in the unofficial James Bond film Never Say Never Again.