Mary played Janet in seasons 3, 4 and 5 of the hit TV Series Love/Hate for which she was nominated best leading actress and best supporting actress at the IFTAS.
Other notable productions include The Magdalene Sisters, Adam and Paul and Penny Dreadful.
Mary can next be seen playing the role of Aline Lambert the TV mini series Dead Still for RTE and Acorn TV (USA) due for release early 2020.
Mary recently filmed The Letters, a feature length movie, directed by Robbie Walsh following the lives of three women impacted greatly by the HSE Cervical Cancer Scandal in Ireland.
As a member of the Corps Ensemble Theatre Company, Mary most recently performed in the European premiere of Kissing the Witch by renowned author Emma Donoghue at the brand new Bohemian Theatre in Phibsborough.
Holy Mary by Eoin Colfer will return in May 2020 after last years hugely successful tour. It will be performed at the Gaiety Theatre before a national tour.