for St. Helens, and won the Challenge Cup against the Wigan Warriors at the Millennium Stadium, Cardiff. He and teammate Sean Long were later involved in a betting scandal that saw both players fined and suspended for the last four months of the 2004's Super League IX. Gleeson was selected in the Great Britain team to compete in the end of season 2004 Rugby League Tri-Nations tournament. In the final against Australia he played as a in the Great Britain's4 4-4 defeat. Warrington Wolves (2005–2009) Whilst serving his suspension, Gleeson was signed by the Warrington Wolves for a club record fee reported in the region of £200,000, and he made his début for the Warrington Wolves in the 2005's Super League X. Gleeson enjoyed a fine first season for the Warrington Wolves, recording a personal best scoring tally of 17 tries in 27 Super League appearances, and he was named as a in the Super League Dream Team 2005. Gleeson was also heavily involved in providing scores for his partner, New Zealand international Henry Fa'afili. In September 2008 he was named in the England training squad for the 2008 Rugby League World Cup, and in October 2008 he was named in the final 24-man England squad. He was chosen for the England team to face Wales at the Keepmoat Stadium, Doncaster prior to England's departure for the 2008 Rugby League World Cup. In Group A's first match against Papua New Guinea he played as a and scored a try in England's victory. Gleeson signed a two-year extension until 2011. However, on 4 April 2009 he signed for local rivals, Wigan, on a 3½-year contract. Wigan Warriors (2009–2011) Seven rounds into the 2009's Super League XIV, with both Warrington Wolves and Wigan Warriors at the time drifting outside of play-off positions, Gleeson was transferred to the Wigan Warriors on a 3½-year contract, with Richie Mathers moving the other direction. Gleeson was an integral part of Wigan Warriors' 2010's Super League XV, scoring two tries as they claimed the 2010 Super League Grand Final victory over St. Helens at Old Trafford. His start of 2011's Super League XVI came against St. Helens in the first regular round. He also featured in the side's win at the Bradford Bulls but had to be taken off in the first-half due to a hamstring injury. He recovered in time for the World Club Challenge fixture