In 2008, she was highly praised by theatre critics for her performance as Hilde Wangel in The Lady from the Sea, also at the Birmingham Repertory Theatre.
Film credits include the Oscar-nominated Philomena, Ruby Strangelove, and romantic comedy For Love Or Money. She has appeared on television as teenage runaway Mary in BBC drama Call the Midwife, as cancer patient Annabelle Taylor in BBC drama Holby City,[citation needed] as Ruth in The Great Fire, and as Della Morgan in Doctors. McAllister's other theatre work includes Brighton Beach Memoirs, The Lion, the Witch, and the Wardrobe, Don Juan Comes Back from the War, The Tinker's Wedding, and The Way Home by award-winning writer Chloe Moss.
McAllister is also a rising star of the London poetry scene. She is a recent UK Anti-slam Champion, has won multiple poetry slams across Europe, and holds the Farrago Zoo Award for Best Feature Debut. Her first poetry collection Are You As Single As That Cream? was published by Burning Eye and her work also appears in Rhyming Thunder, South Bank Poetry Magazine, The Pop Up Anthology, Playerist Poetry Magazine, and Outwest. She has performed alongside John Hegley, John Cooper Clarke, Inua Ellams, Gerry Potter, Phill Jupitus, and Howard Marks and was one of forty leading female poets selected to read Sylvia Plath's Ariel at the Southbank Centre for the 50th anniversary of her death.
References
^Student showcases: Guildhall School of Music and Drama. Soho Theatre, London, The Stage, 11 May 2006, p.40