Background
O'Regan was born in St. John's, Newfoundland and Labrador. His father, also called Seamus O'Regan, was a judge on Newfoundland's Supreme Court.
O'Regan was born in St. John's, Newfoundland and Labrador. His father, also called Seamus O'Regan, was a judge on Newfoundland's Supreme Court.
He studied politics at St. Francis Xavier University in Antigonish, Nova Scotia and at University College Dublin in Dublin, Ireland. He studied marketing strategies at INSEAD, an international business school near Paris, France.
He was a correspondent with CTV National News, and a former co-host of Canada AM. He received his Masters of Philosophy in Politics from the University of Cambridge, studying at Darwin College in Cambridge, England. He has worked as an assistant to Environment Minister Jean Charest in Ottawa and to Justice Minister Edward Roberts in St. John's, and was policy advisor and speechwriter to the Premier of Newfoundland and Labrador, Brian Tobin. In 2000, O'Regan joined talktv's current affairs program, the chatroom.
He began his duties at Canada AM on December 19, 2001. On November 8, 2011, he announced that he would be leaving Canada AM on November 24, 2011 to become a correspondent for CTV National News. O'Regan left CTV in 2012.
Since leaving CTV he has occasionally been a fill-in host on radio station CFRB in Toronto, and worked on independent television productions and as a media innovator in residence at Ryerson University. Regan is also the executive vice president for communications of the Stronach Group. In September 2014, O'Regan was nominated as the Liberal Party candidate in the Newfoundland and Labrador riding of St. John's South—Mount Pearl for the 2015 federal election.