From Wikipedia, the free encyclopedia Lorraine Pilkington is an Irish actress from Dublin, who is best known for her role as Katrina Finlay on Monarch of the Glen. Trained at the Gaiety School of Acting, Pilkington began her career at the age of 15 when she appeared in The Miracle directed by Neil Jordan. She appeared onstage in the plays The Plough and the Stars and The Iceman Cometh. At age 18 she moved to London where she was given a part in a Miramax film which eventually fell through. Afte ...