His parents are Tony Discipline and Wendy Miles; he is an only child.
His first job was with a theater lighting company when he was 15 and still at school. It was here that he developed an interest in acting and began attending acting workshops and courses.
Upon leaving school at 16, he got an apprenticeship with British Telecom but left after one year to pursue acting. Whilst training at the Actors Center in London, he worked at Billingsgate Fish Market.
Is the maternal grandson of Edward H. Miles (1928-2005) and Joan I. Ashby (b. 1931).
Is the paternal grandson of Terence Discipline and Ann Smith.
Was the paternal great-grandson of Antonio Thomas Discipline (1905-1980) and Grace Maud Smith (1912-1970).