Career
Harrington played his entire professional career at Cardiff City where he is regarded as one of the club"s all-time greats. Harrington joined Cardiff City from local side Cardiff Nomads in 1951. He made his debut midway through the following season in a 0-0 draw with Tottenham Hotspur.
He went on to hold a position in the first team squad for the next twelve years, although he missed the entire 1963-1964 season due to a broken legal
He was forced to retire from playing after suffering a second broken leg during a 1-1 against Leyton Orient in January 1966. In later years, Harrington managed Barry Town, steering them to the Welsh Football League championship in 1982-1983.
In November 2007 he was awarded an FAW merit award.