lawyers for brett peter cowan , who was convicted for the murder of 13-year-old schoolboy daniel morcombe in 2014 , will file an application to have chief justice tim carmody disqualified from hearing his appeal , citing a potential bias in the case .
cowan received a life sentence for murdering , indecently dealing and dumping the sunshine coast teenager 's body in 2003 .
cowan 's barrister , peter davis , said bravehearts ' interests were contrary to cowan 's , which created the conflict .