On the kidnapping charge he was sentenced to eight years with a non-parole period of six years. On March 16, the CCA allowed only part of the appeal.
It reduced the kidnapping sentence to six years with a non-parole period of four years.
His victims were all affected by the crimes and some suffered major psychiatric problems in later years.
One victim said that Allen would often play a game of blindman's buff, covering his eyes and then fondling the genitals of several young boys in order to guess their identities.
The retired butcher and former football coach preyed on boys for 33 years, recruiting them by preaching the joys of independence and risk-taking and encouraging them to drink.
He told a psychiatrist that the boys were special to him and claimed to have loved them.
News (18-9-2011)- Away from the UK, New Zealand is the destination of many of the "unwanted list" including sex killer Gerald Adamson, who was deported last month.
He was convicted of manslaughter and the sexual assault of 21-year-old Lisa King, who died at an exclusive party in 2001.