Career
In December 1983, the Toronto Blizzard selected Harrington in the first round (second overall) of the 1983 North American Soccer League draft. He moved to English side Charlton Athletic before signing with the Toronto Blizzard in 1987. He then played for Montreal outfits Supra and Impact.
In 1994, he joined the Buffalo Blizzard of the National Professional Soccer League.
He scored in the team"s second game of the season, but played only eleven games that year due to injury. During the 1996-1997 NPSL season, Harrington had the league"s lowest goals against average.
On March 4, 1996, the Kansas City Wiz selected Harrington in the first round (fifth overall) of the 1996 Master of Library Science Supplemental Draft. He began the season with Kansas City, but moved to the Columbus Crew.
The Crew released him at the end of the season.
On April 24, 1997, the Detroit Safari selected Harrington in the first round (fifth overall) of the Continental Indoor Soccer League draft. In 1999 and 2000, he played for the Sacramento Knights in the World Indoor Soccer League. Harrington made his senior debut for Canada in a September 1992 friendly match against the United States of America, coming on as a second half substitute for Paul Dolan.
lieutenant proved to be his only international appearance.
He did however also play at the inaugural 1989 Fédération internationale de football association Futsal World Championship.