- Made her TV debut in 1993 series Head Over Heels, as Bernadette Brennan.
- In 2003, was nominated for the IFTA Award for Best Actress in a Feature Film, for her role in Bloody Sunday.
- In 2013, starred as Marlene in miniseries Ice Cream Girls.
- As of 2019, has starred as Aunt Sarah in Derry Girls since its 2018 debut.
- In 2019, appeared in the National Theatre production of Tartuffe.