A warm and distinctive Northerner.
Scene -stealing Siobhan is probably best known for playing 'O’Brian' in the Emmy award-winning 'Downton Abbey, but she has also starred in countless hit TV shows. Siobhan starred as Marilyn in the hilarious comedy about love and secret lives 'The Other One', and as lead detective Johanna in the fast-paced Netflix murder-mystery drama 'The Stranger'.
The Other One | A Confession | The Stranger | Cold Feet | The Syndicate | Benidorm | Happy Valley
Apotasy | The Selfish Giant