Irish actor Jason O'Mara has been cast in a recurring role in legal drama The Good Wife., which broke the story, says that O'Mara (Vegas, Terra Nova) will play Colin, described as a "wild-eyed Irish attorney".

Colin has spent a decade defending gang members and crime families and now wants to work at a law firm like the show's Lockhart Gardner – but can he fit in with the conservative culture?

The new season of The Good Wife begins on US television on Sunday September 29.