death_date death_place birth_place other_names nationality name birth_date spouse article_title birth_name occupation
19 november 1984 sherington , buckinghamshire kenilworth , warwickshire graham russell mitchell british graham mitchell 4 november 1905 eleonora patricia robertson graham russell mitchell
 graham russell mitchell mi5 security service officer and deputy director general
graham russell mitchell

graham russell mitchell obe , cb -lrb- 1905 -- 1984 -rrb- , was the deputy director general of mi5 , the british security service , between 1956 and 1963 .
in 1963 roger hollis , the mi5 director general , authorised the secret investigation of mitchell following suspicions within the secret intelligence service mi6 that he was a soviet agent .
it is now thought unlikely that he ever was a `` mole '' .
