Career
Thompson reached the quarter finals of the 2004 British Open, beating Tony David and Darryl Fitton before losing to Phill Nixon. He then reached the quarter finals of the 2007 Belgium Open, again beating Fitton along the way. He lost to Robbie Turner.
He received £2,000 for his efforts and as a result, he shot up the BDO International and WDF rankings.
Thompson earned automatic qualification for the 2009 BDO International World Championship, entering the tournament as the number 14 seed. He was drawn against Northern Ireland"s Daryl Gurney in the first round but lost 3-1.
In 2009, Thompson reached the quarter final stage in the German Open, IDPA Lakeside Classic and the Denmark Open but his defense of the Scottish Open ended in the early stages of the competition. 2010 saw Garry reach the quarter-finals of the World Championship.
He then swept aside the previously impressive Martin McCloskey 4-1 with some much-improved finishing.
Thompson was seeded 10th for the 2011 BDO International World Championship, and once again reached the quarter-final stage. Thompson was unseeded for the 2012 BDO International World Championship, and was defeated 3-1 by débutante Paul Jennings in the first round. In the second round, Thompson was once again defeated by Dekker in a deciding set, 4-3, having led 3-2.
Despite this, Thompson only qualified for the 2014 World Championship as a preliminary and lost his prelim match to Jim Widmayer after leading 2-1 in sets and having several chances to break Widmayer"s throw in the deciding set.
BDO International
2009: 1st Round (lost to Daryl Gurney 1-3)
2010: Quarter-Final (lost to Martin Adams 2-5)
2011: Quarter-Final (lost to January Dekker 4-5)
2012: 1st Round (lost to Paul Jennings 1-3)
2013: 2nd Round (lost to January Dekker 3-4)
2014: Last 40 (lost to Jim Widmayer 2-3).