Background
Harrington was born in Gurnos and brought up in Dowlais, Merthyr Tydfil.
Harrington was born in Gurnos and brought up in Dowlais, Merthyr Tydfil.
He has had starring roles in Bleak House, Jimmy McGovern"s Gunpowder, Treason & Plot, and Gavin Claxton"s comedy feature film The All Together. He has also had roles in Coronation Street, Spooks, Casualty, Holby City, Hustle, Dalziel and Pascoe, Silent Witness, and Lark Rise to Candleford. On stage he has toured with Fiction Factory/Y Cwmni"s productions of Editor Thomas" plays House of America, Gas Station Angel and Stone City Blue.
Harrington speaks Welsh as a second language.
He spoke it throughout the Welsh-language crime drama Y Gwyll, in which he played the principal role as lead detective. He says the seven months filming Y Gwyll improved his fluency significantly.