Scales started his career in
rugby union with
Newcastle Gosforth before switching to
rugby league to sign for
Leeds in March 1993. He failed to establish a place in the first team, and moved to the
Bradford Bulls in 1995. In 1996, he scored a hat trick in the
Challenge Cup semi final in a 28–6 victory over former club Leeds. He also scored in the final against
St. Helens but the team went on to lose 32–40. He left the club at the end of the 1998's
Super League III, and switched back to rugby union to play for
Leeds Tykes. He later had a spell playing rugby union in France. In 2000, he spent a month on trial at
Halifax Blue Sox, but made just one first team appearance before being released. He returned to rugby union to play for
Sedgley Park. ==References==