Gráinne trained at the prestigious Bristol Old Vic Theatre School. Since then she has worked extensively in theatre, film, TV and radio. For a detailed list of work, please visit her Casting Call Pro profile, or her Spotlight page here: 


A selection of what the critics have said: 

"Gráinne Gillis is an exquisite Gwendolen.  She never lets up, and is outstanding even when called upon to do nothing - the mark of a truly talented performer." Sunday Times on "The Importance of Being Earnest" at the Everyman Theatre, Cork

"Gráinne Gillis is superb as Peg" - Sunday Times on "Many Young Men of Twenty" at the Everyman Theatre, Cork

"Opportunist Widow Quin has to dominate her scenes too, and Grainne Gillis did just that as she holds centre stage when she sees things going her way" - The Examiner on "The Playboy of the Western World" at the Everyman Theatre, Cork 

"There is excellent work from...Gráinne Gillis as one of the leading workers" - What's On London on "Plebeians Rehearse the Uprising" at the Arcola Theatre, London

"At the centre of the production, however, is the superb Grainne Gillis as Mrs Lee.  The role calls for an especially wide range of emotion and the captivating Ms Gillis makes the role her own." BBC Bristol - Going Out on "Cider with Rosie" at the New Vic Studio, Bristol

 "...their somewhat inebriated mother, played superbly by Grainne Gillis" - The Stage on "The Dong with a Luminous Nose", London Bubble Theatre Company