John was born in Glasgow but brought up in Islington, north London with his younger sister, Angela.
He started acting aged six and, at the age of nine, enrolled at Acland Burghley drama school, where he trained alongside the likes of EastEnders' Patsy Palmer and Sid Owen.
Jailed for nine month for supplying drugs to an undercover journalist [May 1999]
He lost an appeal against his convition for supplying cocaine and canabis to a bogus Arab Prince. He claimed that he was the victim of an unfair trial. He was jailed for nine months last year after being exposed by a sunday newspaper reporter working with The News of the World [14 September 2000]
In Jan 2006, he was banned from driving for 16 months after being arrested for drink - driving. Magistrates ordered him to pay a £150 fine and £100 costs.