One of Britain's worst paedophiles, who filmed himself abusing children as young as three, has died in prison.

Anthony Barron, formerly of Grove, Oxfordshire, was sentenced to life in prison in 2007 after pleading guilty to 87 charges of sexual offences against children.

The monster's rap sheet including attempted rape, sexual assault and making indecent photographs.

The prison ombudsman confirmed Sunday that he died on July 18 at the age of 72 while serving at male sex offender prison HMP Ashfield, near Bristol.

His cause of death has not been revealed.